Answer:
The reason why the ball rolling across carpet will come to a stop faster than the one rolling across concrete is the friction (option B).
Explanation:
The contact surface on which the balls move is different. Irregularities in the carpet cause the ball in it to stop faster. The concrete surface is less irregular, and allows the ball to move a little more and then stop. This is due to friction.
In physics, friction is a force that is capable of opposing movement, since the contact of two surfaces limits its movement. A smooth surface produces less friction than a rough or irregular surface.
Since the friction that stops both balls occurs when they are in motion, it is called dynamic friction, that is, the force that causes a moving body to stop.
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The ball rolling across the carpet will come to a stop faster than the one rolling across the concrete because of friction.
Frictional force refers to the resistance force experienced by a moving object on a surface as a result of the opposing tendency of the surface.The smoother a surface is, the lower the frictional force it offers, and the more coarse a surface is, the more frictional force it offers.Two steel balls rolling on two different surfaces would experience similar forces. However, a carpeted surface is more coarse and irregular than a concreted surface.
Thus, the frictional force on the carpeted surface would be more and the ball would stop faster as opposed to the concrete surface.
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What is the name of a long chain of amino acids strung together?
Select one:
O a. Polysaccharide
b. Polypeptide
c. Peptide sandwich
O d. Polymorphism
Check
which of these is an autotroph
Answer:
E. phytoplankton
Explanation:
Phytoplankton, tiny organisms that live in the ocean, are autotrophs.
I hope this helps!
Answer:
E. phytoplankton
Explanation:
Phytoplankton is an autotroph because it produces its own food.
what is the difference between bees and the snails
Answer:Bees Fly And snails Dont
Explanation: Logic
Please help, giving brainliest to best answer.
An old library is made of brick. It has ivy growing up all of its walls. What type of response is the ivy showing?
A. thigmotropism
B. gravitropism
The ivy growing on the old library's brick walls is demonstrating thigmotropism, which is the plant's directional growth response to touch. This behavior is characterized by the plant's growth being altered as it clings to the surface of the walls.
The ivy growing up the walls of the old library displays a growth response known as thigmotropism. This is a type of plant behavior where growth or motion is directed in response to touch. In the case of the ivy, when it encounters the brick surface of the library, the cells of the ivy on the side facing the wall grow at a slower rate than the cells on the opposite side. This differential growth allows the plant to curl around and cling to the surface, hence exhibiting thigmotropism. Option A
Thigmotropism should not be confused with gravitropism, which is the growth response of plants to gravity. Shoots typically display negative gravitropism by growing upwards, away from the force of gravity, while roots exhibit positive gravitropism by growing downwards, towards the gravity.
The ivy's response is distinct from thigmomorphogenesis, which refers to a more gradual developmental change in the plant's shape in reaction to continuous mechanical stress, such as a tree strengthening against wind. Instead, thigmotropism involves immediate directional growth due to the direct and constant contact with the library's brick walls.
a scientist is creating different waves in laboratory . if she doubled the frequency of a wave while keeping the wave speed constant , what happens to the wavelength of the wave?
a. it doubles
b. it is halved
c. there is no change
d. it quadruples
Answer:
B. Halved.
Explanation:
Frequency and wavelength have an inverse relationship in such a way that When a wavelength is increased, frequency and the energy in this scenario tends to decrease and the converse is true.
QUESTION 50
Cohesion, surface tension, and adhesion are the properties of water molecules that
Answer:
enable capillarity
Explanation:
It is well known that water tends to adhere to the walls of the vessel in which it is contained. This is due to the force of adhesion which is defined as the force of attraction between unlike molecules. Cohesion is defined as the force of attraction between like molecules. In the case of a plant, cohesion of water molecules in the xylem vessels prevents the water column from breaking. The forces of adhesion, surface tension and cohesion are the basis of capillarity,that is, the rise of liquids in capillary tubes.
idk if y’all can see tha but help me please
Answer:
Ligand gated channel: Opens when it receives Nocireceptors: Pain receptorsAfferent signal: Signal going to the spineEfferent signal: Signal sent away from the spineAction potential: Electric current generated to carry a signal in your cells.Synapse: Where one nerve has to pass the signal across a gap to another nerveThalamus: Part of brain that splits pain signals to different parts of the brain.Somatosensory cortex: Part of brain that identifies a pain signal and determines where it hurts.Limbic system: Registers emotional component of pain.Frontal cortex: Thinks and makes decision about a pain.Explanation:
The sensation of pain involves sensory neurons that contain nocireceptors. These are receptors specialized to sense pain.Nocireceptors receive a pain stimulus and generate an action potential through ligand gated channels such as the Na+/K+ pump which are ion channels responsible for generating a nerve impulse.The neuron is the cell of the nervous system that conducts nerve impulses towards and away from the brain. Two neurons are connected through synapses. A synapse, also called a neuronal junction, is the gap between two neurons that allows the exchange of electrical and chemical signals between them. This synapse can exist between two neurons or a neuron and a muscle in which case it is called a neuromuscular junction.Crossing the synapse and following the afferent pathway (signaling towards the central nervous system), the nerve impulse reaches the thalamus in the brain. The thalamus is a sensory gate in the brain that distinguishes between different pain signals and relays them to the appropriate part of the brain.The thalamus then sends the signal to the somatosensory cortex that determines which part of the body is affected.The somatosensory cortex then forwards the signal to the frontal cortex that decides the course of action.The efferent nerve impulse i.e. signaling away from the CNS then carries the signal to motor neurons that respond to the pain stimulus.Which biomes cross boundaries between different climate zones?
The Grassland and Forest biome crosses boundaries between different climate zones.
What are biomes?
Biomes are areas with various climates and vegetation.
There are major five types of biomes present
aquatic. GrasslandforestdeserttundraThe type of climate and the plant and animal species found there makes up a biome.
Thus, the Grassland and Forest biome crosses boundaries between different climate zones.
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Final answer:
Biomes such as tropical forests, deserts, and temperate forests cross different climate zones due to their characteristic climates and are found in multiple continents. Transitional areas called ecotones exist between biomes, and climate significantly influences biodiversity, generally increasing towards the equator.
Explanation:
Biomes Crossing Climate ZonesBiomes are large geographical areas characterized by specific plant and animal communities that are adapted to the region's climate and environmental conditions. Biomes such as tropical forests, deserts, and savannas are found in different continents but are connected by common climatic features. For instance, tropical forests are prevalent in South America, Africa, Southeast Asia, and Australia, all areas close to the equator with high humidity and temperature. Deserts typically occur at the 30 degrees north and south latitude and are prominent in the Middle East, southwestern United States, and other regions with arid conditions. Temperate forests and grasslands are found in North America, Europe, and Asia, with moderate climates and varying precipitation.
One important aspect to understand about biomes is the presence of ecotones, which are transitional zones between two distinct biomes. Ecotones include a mix of plant and animal species from each adjacent biome and can be found between various biome types like desert and mountains or chaparral and polar ice. Within the North American context, the diverse climate and weather systems influence the distribution and characteristics of different biomes, with variations observed from west to east and from north to south.
The scientists modified the genes that were turned on/off (expressed) in mice. What happened to the offspring of these mice?
The resulting mice will be induced with the changed gene either on or off. The offspring will have altered genes if both the alleles have the trait. This is a heritable change.
Explanation:
Making gene on or off is a process of gene regulation when one of the gene is methylated or histone modification to prevent access to transcription factors hence no expression of the protein. This process is called epigenetics.
The resulting progeny in mice will receive the allele of on or off the gene. Such genes with altered allele are also called as
The altered genes will be expressed in the resulting progeny of mice.
The epigenetic genes can be reverted with environmental effects in the offspring paramutable alleles. They are heritable.
Modifying genes in mice affects gene expression leading to potential changes in traits and behaviors in offspring.
When scientists modify the genes that are turned on or off (expressed) in mice, the offspring of these mice may exhibit changes in various traits or behaviors. This is due to the alteration of gene expression which can lead to different messenger RNAs being produced. The use of microarrays has allowed for the examination of these gene expressions in different conditions, such as the Tc1 mouse cells expressing human genes on chromosome #21.
Particularly, in knockout studies, researchers deactivate specific genes to observe changes in phenotype, such as behavior, health, and development. If the modified gene affects a trait that is heritable, then the offspring could also show these modified characteristics. Different studies, such as observing mice raised on a restricted diet, have shown that environmental factors can also influence gene expression and aging.
Why do think a disposable copy of the DNA code is necessary for protein synthesis
A disposable copy of the DNA, in the form of messenger RNA (mRNA), is required for protein synthesis to transport the genetic code from the DNA in the nucleus to the ribosomes in the cytoplasm for translation into a protein. The mRNA acts as the intermediary between the DNA and protein, encoding the protein based on the DNA instructions. After the protein is formed, the mRNA is degraded, marking its disposability.
Explanation:The necessity of a disposable copy of the DNA code in the form of mRNA for protein synthesis is rooted in the concept of the Central Dogma of Molecular Biology: DNA encodes RNA, and RNA encodes protein. Our cells use this principle to make proteins through a process involving two steps: transcription and translation. In transcription, an mRNA molecule is synthesized using the DNA code as a template. This mRNA carries the genetic information out of the nucleus and into the cytoplasm, where the machinery for protein synthesis is located. This is necessary because the original DNA resides safely in the nucleus.
In the second step, translation, the mRNA is read by a ribosome, and based on the specific sequence of nucleotide codons in the mRNA, appropriate amino acids are linked together in a specific order by tRNA molecules. This forms the protein. When the protein is fully synthesized, the mRNA detaches from the ribosome and is degraded. This way, each mRNA is a temporary, disposable copy of the specific DNA code. This process also supports multicellular organisms' need for mass-production of proteins from a single gene at once, as multiple ribosomes can attach to a single mRNA molecule and build multiple identical proteins concurrently.
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A disposable copy of the DNA code, in the form of messenger RNA (mRNA), is necessary for protein synthesis because it transports genetic instructions, protects the DNA from damage, allows multiple proteins to be synthesized simultaneously, and mitigates the impact of errors.
The process of protein synthesis involves several steps, with the first being transcription. During transcription, a segment of DNA is copied into messenger RNA (mRNA) because mRNA acts as a temporary, disposable copy of the DNA code. The primary role of mRNA is to carry the genetic instructions from the nucleus into the cytoplasm, where ribosomes can read this information to synthesize proteins.Having a disposable copy is essential for the following reasons:
Protection of DNA: DNA remains protected within the nucleus, reducing the risk of damage or mutation caused by external factors in the cytosol.Multiple Proteins: mRNA allows multiple copies of the protein to be made simultaneously as several ribosomes can bind to a single mRNA strand at once, a process known as translation.Error Management: Errors in mRNA are less detrimental than errors in DNA because mRNA is temporary. Any mistakes in mRNA will be short-lived and will not affect the permanent genetic code.Thus, the disposable copy ensures efficient and accurate protein synthesis.
Why groundwater can only be found within a few miles of the earth’s surface?
Answer:
The rock below the earth's surface is bedrock. long-term water level declines caused by ground water pumping, drying up of wells, deterioration of water quality, and increased pumping costs.
The rock below the earth's surface is bedrock. long-term water level declines caused by ground water pumping, drying up of wells, deterioration of water quality, and increased pumping costs.
How far under the surface of the earth is groundwater found?Groundwater may be near the Earth's surface or as deep as 30,000 feet, according to the U.S. Geological Survey (USGS).
Thus, rock below the earth's surface is bedrock.
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Devise a serial dilution scheme to prepare 1/20, 1/40, and 1/80 dilutions of a disinfectant
To prepare a serial dilution, you start with the stock solution and dilute it step-by-step. For a 1/20 dilution, take 1 part solution and add 19 parts solvent. For a 1/40 dilution, dilute the 1/20 solution further by taking 1 part of the 1/20 dilution and adding 1 part solvent. Similarly, for a 1/80 dilution, take 1 part of the 1/40 dilution and add 1 part solvent.
Explanation:To prepare a serial dilution, you start out with a stock solution (in this case, the disinfectant) and dilute it step by step. To prepare the 1/20 dilution, you take 1 part stock solution and add 19 parts solvent. Then for a 1/40 dilution, you can dilute the 1/20 solution by a further factor of 2: take 1 part of the 1/20 dilution and add 1 part solvent. The same principle applies for the 1/80 dilution: take 1 part of the 1/40 dilution and add 1 part solvent, or you could take 1 part of the original stock solution to 79 parts of solvent.
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If you did the experiment again, how could you
improve upon the experimental design? Check all
that apply. V
Increase the number of mice bred.
Examine a different trait within mice.
Examine a trait in another species.
Test patterns for future generations.
Answer:
All are correct
Explanation:
The complete question is
In your experiment, you tested this hypothesis:
Hypothesis: If either parent mouse passes a dominant allele, then the offspring will have black fur.
You confirmed the above in steps 1 through 3, in which you changed the genotypes of the
parents and predicted the fur color, or phenotypes , of the offspring.
In steps 4 and 5, you reversed the process. You were shown the parents and offspring above. You did a (test cross) to identify the genotypes of the parents.
Solution -
The above experimental design can be improvised for obtaining best result in the following ways
a) The sample size is very small, therefore the number of mice breeds must be increased in the experiment
b) If results for one trait are not as per expectations, it would be advisable to look for another trait in the mice.
c) Another thing which can be done is to look for the same trait in another mice species this will allow to remove skewness in experiment.
d) In Darwin's experiment, certain traits appeared after few generations of crossing, the same concept should be applied here and the traits must be looked for in the coming generations.
Hence, all the given options are correct
The distance north or south of the equator , as measured in degrees is called?
Answer:
longitude
Explanation:
The distance north or south of the equator, as measured in degrees is called latitude. The correct option is D.
What is latitude?Latitude is the term used to describe the distance north and south of the equator, expressed in degrees.
Latitude is used to calculate how far north or south of the Equator you are. It is calculated using 180 fictitious lines that are drawn in circles east-west along the equator.
Parallels are the names for these lines. An imaginary ring connecting all places that share a parallel is known as a circle of latitude.
The line at latitude 0 is known as the Equator. With 90 degrees north of the Equator and 90 degrees south of the Equator, each parallel is one degree north or south of the Equator.
Thus, the correct option is D.
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Your question seems incomplete, the missing options are:
the prime meridian
the arctic circle
longitude
latitude
Which waste management process involves the burning of solid waste?
(Solid waste incineration, Composting, Recovering) is a waste management process that involves the burning of solid waste. Incineration converts solid waste to ash and (coal, dust, gas)
Solid waste Incineration management process involves the burning of solid waste
Explanation:
Incineration is the process of burning of solid wastes. It is one of the processes of solid waste management. In this process, combustion of organic and inorganic wastes takes place that leads to the formation of ash, heat and flue gases. Ash is composed of inorganic constituents.
The heat generated during this process can be used to generate electricity. The process is carried out by Incinerators. Incinerators does not completely replace landfilling but it reduces the volume of disposal of the wastes.
The waste management process involving burning of solid waste is solid waste incineration. It reduces the mass of the waste and turns it into ash, heat, and gas. The ash needs further management, while the heat can be used for energy and the gas is treated before being released.
Explanation:The waste management process that involves the burning of solid waste is called solid waste incineration. This process reduces the mass of the waste and converts it into ash, heat, and gas. The generated heat can be harnessed for energy, whereas the resulting ash, which contains non-combustible materials, needs further management. The produced gas is usually treated to eradicate harmful substances before being released into the atmosphere.
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Which is an example of incomplete dominance?
O
O
A. A white cat and a black cat having white kittens.
B. Two white cats having black kittens.
C. A grey cat and a black cat having black kittens.
O
O
D. A white cat and a black cat having grey kittens.
Answer:
The example of incomplete dominance is "A white cat and a black cat having grey kittens."
Explanation:
Incomplete dominance happens once two alleles are not foremost nor receding near each other. The alleles are together stated and the phenotype, or physical characteristic, is a combination of the two alleles. In fewer methodological terms, this means that the two likely behaviors are mixed combinedly. A Punnett square for a cross among two heterozygous snapdragons will forecast the genotypes RR, Rr, and rr in a 1:2:1 ratio, and since these alleles display incomplete dominance, the phenotypes will be red, pink and white in a 1:2:1 ratio.
Answer: D. A white cat and a black cat having grey kittens.
Explanation:
i got it right on the quiz
Assess how the determination that earth is 4.6 billion years provided support for the idea that all species evolved from a common ancestor.
Answer:
Earth is 4.6 billion years old that provide support in a fact that the idea of all living being evolved from a common ancestor.The First Universal Common Ancestor or (FUCA) was born in the RNA world.
Explanation:
It has the ability to catalyze the bonding of amino acid into oligopeptide.
As the time changes, it gains the ability in translation system for doing error-prone genetic code.Thus FUCA is called as great grand mother.
After that,Last Universal Common Ancestor came which gives rise the ancestor of cellular organism and establish 3 domain that are Bacteria, Archea and Eukaryota. LUCA establish that contain genes with complex metabolism ability.
After 397 million years ago The first four legged animal came that are evolved from the intermediate species such as Tiktaalik.
Gradually time passed away and the tetrapods conquer the land that gives the birth of amphibians, reptiles, birds and mammals.
Final answer:
The determination that Earth is 4.6 billion years old provides the necessary time frame for evolutionary processes to occur, allowing for the diversity of species seen today to emerge from a common ancestor. This aligns with evidence from multiple scientific disciplines and supports the theory of evolution.
Explanation:
The determination that Earth is 4.6 billion years old was a pivotal moment for the theory of evolution. It provided the necessary temporal framework for the process of evolution to occur over billions of years. Prior to this revelation, the dominant belief was that Earth was only about 6,000 years old, which did not allow enough time for complex life forms to evolve from simpler organisms.
The Significance of Earth's Age to Evolution
Knowing that the Earth is billions of years old, as supported by methods including radioisotope dating, means that there was sufficient time for natural processes such as natural selection to lead to the vast diversity of life. This temporal understanding allowed scientists to trace back different species to earlier, simpler forms, affirming that all life on Earth shares a common ancestor. The vast expanse of geological time makes it conceivable that gradual evolutionary changes led to the complex organisms we observe today.
Evidence Corroborating Evolution and Earth's Timescale
Data from various disciplines such as fossils, genetics, cell biology, and molecular biology, reinforces the idea of evolution. The timeline that begins with simple cells around 3.8 billion years ago and progresses to the diverse life forms of the present is supported by this evidence. The history of life on Earth can be understood through the lens of evolution, providing insights into both the diversity and unity of life as we know it.
Complete each statement by writing the correct word or words.
2. The process of using DNA to produce complementary RNA molecules is called___.
3. The sequence of ____ in mRNA complements the sequence in the DNA template.
4. In eukaryotes, RNA is found in the ____ and then travels to the____.
5. The enzyme____ binds to DNA during transcription.
6. no answer needed for this one
7.___ are portions of DNA that are cut out and discarded.
8.___ are spliced together to make the final mRNA.
why are light and chlorophyll needed for photosynthesis?
Light and chlorophyll are crucial to photosynthesis, enabling plants to convert light energy into chemical energy stored in sugar molecules. Chlorophyll absorbs light, initiating energy transfers and chemical reactions that produce glucose from carbon dioxide and water. This process of photosynthesis also generates oxygen and forms the basis for most life on earth.
Explanation:Light and chlorophyll are essential for photosynthesis, a vital biological process that plants use to convert light energy, mostly from the sun, into chemical energy stored in glucose or other sugar molecules. The chlorophyll, a green pigment present in the cells of leaves, absorbs light energy, particularly wavelengths in the range of 400 to 700 nanometers, referred to as photosynthetically active radiation.
In this process, the absorbed light energy pushes chlorophyll into an excited state enabling the transfer of electrons, with the energy being passed from one chlorophyll molecule to another until it reaches the reaction center of the photosynthetic system. This energy transfer initiates chemical reactions that lead to the synthesis of glucose, coupling carbon dioxide and water.
Photosynthesis not only stores energy but also plays an indispensable role in sustaining life on earth as it provides oxygen for breathing and carbohydrates, the energy source for most organisms. Thus, without light and chlorophyll, the photosynthesis process and consequently, life on earth would be hampered significantly.
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What happens in meiosis during telophase I?
A. Sister chromatids are pulled apart.
B. Four haploid cells form from each parent cell.
C. Two haploid cells are formed.
D. Four tetrads form in the center of the cell.
"Two haploid cells are formed" happens in meiosis during telophase I.
Answer: Option C
Explanation:
The chromosomes are inserted into nuclei during telophase I. The cell now needs to undergo a cytokinesis cycle, which separates the initial cell's cytoplasm into two daughter cells. One set of chromosomes are contained in each daughter cell and called as haploid or half the original cell's overall chromosomes number.
The parent cell has two poles, each with a full haploid set of chromosomes (consisting sister chromatids) when the meiotic process hits Telophase I. A cleavage furrow is formed at this point, splitting the cytoplasm of the cell into a half (cytokinesis). Once the cytoplasm is completely separated, the two originating daughter cells start planning for the second meiotic division.
In telophase I of meiosis, the cell divides its cytoplasm and forms new nuclear membranes around each set of chromosomes, resulting in two haploid daughter cells.
During telophase I of meiosis, the spindle fibers break down, and new nuclear membranes form around each set of chromosomes. This stage concludes with cytokinesis, where the cytoplasm of the cell divides, resulting in two haploid daughter cells. Each of these cells contains a unique combination of chromosomes due to the random assortment of one chromosome from each homologous pair. It is important to note that the sister chromatids are not pulled apart during telophase I; this event occurs later in anaphase II of meiosis II.
List the parts of the respiratory system, which air passes through
Answer:
The respiratory system starts at the nose and mouth and continues through the airways and the lungs. Air enters the respiratory system through the nose and mouth and passes down the throat (pharynx) and through the voice box, or larynx.
Explanation:
Answer:
The respiratory system starts at the nose and mouth and continues through the airways and the lungs. Air enters the respiratory system through the nose and mouth and passes down the throat (pharynx) and through the voice box, or larynx
If a DNA strand has 63 nucleotides, how many codons are in the sequence?
Answer: The number of codons in the sequence is 21.
Explanation: A codon is a triplet of nucleotide which codes for a specific amino acid. Each amino acid has at least one codon that codes for it. Three nucleotide residues is required to form a codon and to code an amino acid. Since there are 63 nucleotides in the sequence, the number of codons present in the sequence is 63 divided by 3. 63/3 = 21
e Process of Cell Division
Genetic information is bundled into packages of Choose...
knd
Choose...
ઉs/
Answer:
Genetic information is bundled into packages of DNA known as chromosomes.
Explanation:
Chromosomes can be described as thread-like structures made up of genes. A genes can be described as a hereditary molecule which is made up of a segment of DNA. Hence, a chromosome contains genetic information packaged into bundles of DNA.
The number of chromosomes vary for each organism. For example, the number of chromosomes in each somatic cell of the human body is 46. These chromosomes occur in the form of homologous pars.
in a certain species of plant the color purplw (P) is dominant to the color white (p). According to the punnett square what is the probabillity of an offspring being white?
A) 50%
B) 25%
C) 0%
D) 100%
Answer:C) 0%
Explanation: The probability of the an offspring bein white is 0%. A cross between a homozygous purple plant and a homozygous white plant will result in all the offsprings having a genotype of Pp. Purple (P) is dominant over white (p) which is recessive, therefore offsprings with a Pp genotype are heterozygous for purple color and will manifest outwardly as purple plants. Therefore none of the offsprings will be white.
See the attached punnett square for illustration.
Fill in the blank:
Lucy, ___, Daka, Bodo
Lucy, Twiggy, Daka, Boko
Explanation:
Twiggy refers to as the blog logistics. Logistics is a process that is used in planning as well as executing that deals with transportation as well as storage of goods .These goods are transported from the origin to that of the consumption point.
The main goal of logistics defines that it meets the requirement of the customer within the given period of time as well as in a cost effective way.FedEx , DHL and UPS are the most known logistics provider.
Students used gummy bears to represent cells in the gummy bear osmosis lab. After obtaining an initial mass for each gummy bear, the gummies were soaked for 24 hours in different solutions and then dried and massed. The solutions included: distilled water, tap water, 20% sugar solution, and 40% salt solution. After 24 hours, the percent change of each gummy bear was calculated and is shown below:
Distilled Water: +320%
Tap Water: +200%
40% Salt Solution: -60%
20% Sugar Solution: +85%
Based on the data, which gummy bear was in the salt solution and what was the tonicity of that solution?
A) A; hypotonic
B) D; hypotonic
C) B; hypertonic
D) C; hypertonic
Answer:
they got bigger because they socked up water
Explanation:
The first one will be the brainest
cell analogy project
compares the cell structures to a place
what are some examples these: Nucleus, Cell membrane, cytoplasm, nuclear membrane, Endoplasmic reticulum, Golgi bodies, mitochondria, and ribosomes
Explanation:
Nucleus: ParentsAs we see that parents control everything in the house. Similarly,the nucleus controls everything in the cell.
Cell membrane: DoorA door is analogous to the cell membrane because it allows people come and go. Similarly,the cell membrane in a cell can allow certain things to enter and exit.
Cytoplasm: AirThe cytoplasm fills the space in a cell. It is similar to air which is filled everywhere in the house.
Nuclear membrane: Security guardThe nucleus in a cell is protected by nuclear membrane. The nuclear membrane is analogous to secuity guard. As people in a house are protected by security guard, similarly nucleus is protected by nuclear membrane.
Endoplasmic reticulum: Hall waysEndoplasmic reticulum transport things to other places in the cell. It is similar to hallways which help us to reach different places in the house.
Golgi bodies: CarThe golgi bodies modify,sort and package proteins.
It send them to other parts of the cell when needed.
It is similar to a Car which transports people and can store stuffs.
Mitochondria: StoveThe mitochondria in a house is analogous to Stove as it breaks down nutrients and turns them into energy. Similarly, the Stove in our house, cooks foods and it is converted into energy when consumed.
Ribosomes: KitchenThe ribosomes are a cell structure that make protein. It is same as a kitchen in our house where people make food or proteins.
Cell components can be analogously compared to a city's parts. The nucleus is like city hall, cytoplasm is the city landscape, cell and nuclear membranes are city borders and security respectively. Endoplasmic reticulum, Golgi bodies, mitochondria, and ribosomes can be likened to a city's transportation system, post office, power plant, and factories, respectively.
Explanation:The cell structures can be compared to various facilities or parts of a city. The nucleus can be compared to the city hall because it controls all the cell's functions, much like city hall manages a city's operations. This nucleus is protected by the nuclear membrane, similar to how the city hall is surrounded by security. The cell membrane could be likened to city borders, as it controls what comes in and goes out of the cell, just like city borders regulate people and goods entering or leaving. The cytoplasm, where other organelles reside, can be thought of as the city landscape. The Endoplasmic reticulum can be seen as a transportation system, moving proteins throughout the cell as roads and transit move people and goods around the city. The Golgi bodies, responsible for packaging proteins, would be like a city's post office or packaging center. The mitochondria, which provide energy for the cell, could be compared to a power plant. Lastly, the ribosomes that synthesize proteins can be seen as factories.
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How does the process of photosynthesis correspond with the flow of matter and energy within an ecosystem
Photosynthesis process corresponding with flow of matter and energy within ecosystem is given below.
Explanation:
Nothing matters without energy. Certain living bodies convert solar energy from the sun into synthetic energy by the process of Photosynthesis which is used to produce carbohydrate molecules.The energy collected in the bonds is used to hold these molecules and it is released when the organism breaks down food particles.This energy is then utilized to perform physical activities. Energy is not reclaimed in an ecosystem instead it is converted from one state of energy to the other.Photosynthesis is the process by which the plants and other photosynthetic organisms make food.
Explanation:
Energy is transferred through an ecosystem by steps that make up food chain or food web. The primary producer of food are plants and some photosynthetic organisms. The food produced by the plants are fed by organisms of higher trophic level. The plants make food by the process of photosynthesis. Photosynthesis requires sunlight as the source of energy.
The solar energy gets converted to chemical energy and is stored in the form of ATP. When the consumers feed on the food they get energy and matter from it. However, only 10% of the energy is being transferred from one organism to another and the rest are lost in metabolic processes.
Which is the main light-absorbing pigment for photosynthesis?
carotene
chlorophyll
hemoglobin
anthocyanin
What happens in the small intestine?
O
A. Water and nutrients are absorbed.
O
B. Large proteins are broken into smaller proteins.
O
C. Waste material is expelled from the body.
O
D. Salivary amylase breaks down the food.
Answer:
A. Water and nutrients are absorbed.
Explanation:
About 90% of water and nutrients digestion occurs in small intestine. Therefore the answer to thşs question is A.
Answer:
A
Explanation:
Some of the enzymes necessary for carbohydrate digestion are produced by bacteria in the small intestine. To promote digestion, the small intestine carries water from your circulation into your GI tract. Water is absorbed in the small intestine together with other nutrients.