I think it might be C because when you are rubbing your hands energy is not released it’s absorbed, cooking an egg the heat from the pan is absorbed by the egg, photosynthesis the plant is taking in energy, and in cellular respiration you release energy
The illustration shows the basic unit of life. It is
A. a cell wall
B. an atom
C. a molecule
D. an organelle
Hmm, let me see. This illustration appears to be an image of a cell. But, there aren't any answers that has cell. Using logic, it would be an organelle. Mainly because there aren't any arrows directing to a specific organelle. Since a cell wall is an organelle, it has to be D.
Answer:
D. an organelle
Algae can reproduce by _____. fission sexual reproduction fragmentation all of the above
Answer:
fragmentation
Explanation:
Algae can reproduce by fragmentation. Most algae that are small reproduce asexually using fragmentation or by cell division. Larger algae on the other hand reproduce by use of spores. Fragmentation is a mode of asexual reproduction in which the parent divides into two or more fragments which later develops into a new organism.A good example of an algae that uses fragmentation is green algae also called Spirogyra. The parent divides into distinct pieces which can then produce an offspring.The correct answer is All of the above
Explanation:
Algae include multiple organisms that are mainly classified as eukaryotic and rely on photosynthesis like plants, although they are quite different from plants. In terms of reproduction, algae can reproduce in many ways depending on the sécies, this includes asexual reproduction that occurs through fission in which cells divide into two or more cells to reproduce; fragmentation in which the algae breaks into different fragments and each of these is able to form a new complete individual and also, algae can reproduce through sexual reproduction which means there are female and male gametes involved. According to this, it can be concluded algae can reproduce by all of the above (fission, sexual reproduction, and fragmentation).
Edgar is stranded on an island surrounded by an ocean of salt water. He is thirsty, but he knows that it is a bad idea to drink salt water.
How could Edgar separate the salt out of the salt-water mixture?
A.
pour the mixture through a screen
B.
use chromatography
C.
evaporate off the water
D.
use a magnet to attract the salt
C) evaporate off the water
These are parents, parents of parents, etc.
Answer:
Ancestors
Explanation:
Ancestors because it says etc. meaning more that just parents, parents of parents.
Hope this helps! :)
The term 'parents' refers to individuals who are responsible for the care and upbringing of their children. This term can also extend to grandparents or extended family members in cases where they take up the role of the primary caregiver. In genetics, 'parents' also refer to organisms contributing genetic material to offspring.
Explanation:The term 'parents' is commonly used in a social or familial context to refer to individuals who have offspring either biologically, through adoption, or through other familial relationships. They are responsible for the upbringing and care of their children.
'Parents' in a wider context can also include 'parents of parents', often referred to as grandparents who, in many cultures, play a crucial role in a child's upbringing. In certain circumstances, these grandparents may take on the role of primary caregivers, effectively becoming parents themselves.
Beyond direct parenting, there are several forms of family structures, including single-parent families, blended families (where there are step-parents and/or step-siblings), and extended families, where others like aunts, uncles, cousins also play significant roles in a child's upbringing.
Additionally, in genetic terms, the term 'parents' is used to describe individual organisms that contribute genetic material to create offspring. This biological concept of parents exists parallel to, and distinct from, social and legal aspects of parenthood.
Learn more about Parenthood here:https://brainly.com/question/20795537
#SPJ6
Organism A, Organism B, and Organism C are all classified within the Phylum Chordata. Organism A and Organism B can be further classified into Class Mammalia. Organism C, on the other hand, can be further classified into Class Aves.
Which of the following is most likely true about the organisms discussed in the paragraph above?
A.
Organism A, Organism B, and Organism C all have the exact same structural and behavioral characteristics.
B.
Organism A, Organism B, and Organism C do not share any structural characteristics with one another.
C.
Organism B and Organism C share more behavioral characteristics with one another than they do with Organism A.
D.
Organism A and Organism B share more structural characteristics with one another than they do with Organism C.
Answer:
D. Organism A and Organism B share more structural characteristics with one another than they do with Organism C.
Explanation:
Despite all three organisms being chordates, thus animals that have spines and bone structure, further into the phylogenetic tree they have evolved much differently, with A and B being mammals, while C being a type of bird.
Organisms A and B will have much more things in common, especially when it comes to the basic bone structure, and certain traits that define them as mammals, even if we are talking about a whale and a bat. Organism C on the other hand, will have much different structural features, used for different things, or even for the same ones but developed in a different manner.
Answer:D.
Organism A and Organism B share more structural characteristics with one another than they do with Organism C.
Explanation:
what are nitrogen fixing bacteria
Organisms that can transform unusable nitrogen in the atmosphere into chemical compounds containing nitrogen that can be used by other organisms.
Answer and Explanation:
Theses are symbiotic bacteria found in root nodules of leguminous plants that are able to convert atmospheric nitrogen into ammonium compounds. The symbiotic microorganisms are bacteria of the genus Rhizobium. Nitrogen fixation involves two processes; biological and non-biological nitrogen fixation. Biological nitrogen fixation is carried out by symbiotic and free living microorganisms.
HELP ME WITH THIS 60 POINTS,5-STAR RATING, AN THANKS AND MARKED AS BRANLIEST.
Susan Wondered why she heard less crickets in the fall than during the summer.She decided to investigate how temperature affects the chirping of crickets.Susan hypothesized that if the temperature is decreased, then the number of chirps would decrease, then the number of chirps would decrease.She took 10 crickets and 10 containers and place a cricket in each one.She recorded the number of chirps each cricket made in one minute at a room temperature.Susan gave all the crickets the same amount of food, water,and same type of container.
Independed Variable:
dependent variable:
Hypothesis:
constants:
repeated trails:
control:
Answer:
Independent Variable: temperature
dependent variable: chirps
Hypothesis: the lower the temperatures the less chirps
constants: temperature or food and water
repeated trails: success and failure
control:the experiment
A student used a microscope to get a very detailed look at pollen grains from an apple tree. In order to do this, the student first had to prepare the pollen grains to withstand the vacuum conditions and high energy beam of the microscope. The image below shows the student's view of the pollen grains through the microscope.
An electron microscope was used to visualize apple tree pollen grains, produced detailed micrographs. The pollen grains have two cells and two coverings, and their motion in water demonstrates the existence of atoms. Microscopes are an essential tool for studying such minute particles.
Explanation:To understand the detailed view of pollen grains from an apple tree as seen under a microscope, it's key to know that microscopes, such as the electron microscope used here, enable scientists to scrutinize small objects at a high scale and resolution. Images captured with a microscope are often referred to as micrographs.
In the micrograph of the pollen grains, the grains are about 50μm long and appear bean-shaped. 'Electron wavelengths' or the wavelengths emitted from the microscope are 100,000 times shorter than visible-light photons, allowing for a much higher resolving power to see finer details, such as the ones shown in the SEM micrograph of the pollen.
The mature pollen grain, developed from microspore mother cells, comprises two cells, the pollen tube cell, and the generative cell which resides inside the tube cell. It also has two layers, the inner layer (intine) and the outer layer (exine). The behavior of a pollen grain in water under a microscope yields a phenomenon known as Brownian motion, which illustrates the atom's existence due to the fluctuations in the number of atoms and molecules colliding with a mass that results in its complex paths of movement.
Learn more about Pollen grains and microscopy here:https://brainly.com/question/38933933
#SPJ3
Faults are
A.
cracks that prevent tectonic forces from moving pieces of the Earth's crust.
B.
found only in the center of the Earth's continents.
C.
cracks where pieces of the Earth's crust move past each other due to tectonic forces.
D.
found only in the center of the Earth's oceans.
Several prefixes often used with units of measurement are shown below. Each prefix has a specific value in the metric system.
What is the correct order of the prefixes, from smallest value to largest value?
Answer:
Micro, mill, kil,deca,centi
Explanation:
I think
Answer:
micro- → milli- → centi- → deca- → kilo-
The prefixes shown are used in the metric system and the International System of Units. Each prefix has a specific value.
The prefix micro- represents 10-6.
The prefix milli- represents 10-3.
The prefix centi- represents 10-2.
The prefix deca- represents 101.
The prefix kilo- represents 103.
Read each example and decide what the resulting effect on the gene pool of that population would be.
A zebra migrates to join a different herd of zebras.
Competition for sunlight leads to taller trees.
The DNA of a snake changes to make its venom stronger.
A grassfire randomly sweeps through a population of buffalo and kills most of the animals.
A zebra migrates to join a different herd of zebras.
This would lead to biodiversity in the new zebra herd.
Competition for sunlight leads to taller trees.
Taller trees would prosper, and shorter trees would die out. Trees would continuously evolve to be larger.
The DNA of a snake changes to make its venom stronger.
This mutation created biodiversity and favoritism in natural selection. The trait will more likely be passed on.
A grassfire randomly sweeps through a population of buffalo and kills most of the animals.
Only the strongest Buffalo survived, decreasing competition strengthening the gene pool.
Answer:
Genetic variation as it is an important factor causes evolution by increasing or decreasing the frequency of alleles in a particular population through the process of natural selection.
On the basis of knowledge about genetic variation, we can conclude that-
1st example - Increase in gene pool of zebra.
2nd example - Decrease in gene pool of trees.
3rd example - Increase the gene pool of snakes.
4th example - Decrease of gene pool of buffalo.
When does the cell pinch off and divide into two daughter cells in mitosis?
A. Telophase
B. Interphase
C. Cytokinesis
D. Anaphase
Answer:
C. Cytokinesis
Explanation:
During the cell cycle, the division of cytoplasm (cytokinesis) is followed by the division of the nucleus (karyokinesis). Cytokinesis is occurred differently in plant cells and in animal cells during cell division. In animal cells, the plasma membrane of the parent cell pinches inward along the cell’s equator until two daughter cells are formed whereas, in plant cells, cytokinesis takes place by a cell plate formation
In mitosis during cytokinesis phase the cell pinches off and divide into two daughter cells .The correct option is C.
In cell biology, mitosis is a part of the cell cycle in which replicated chromosomes are separated into two new nuclei. Cell division by mitosis gives rise to genetically identical cells in which the total number of chromosomes is maintained. Therefore, mitosis is also known as equational division.
In general, mitosis is preceded by S phase of interphase and is often followed by telophase and cytokinesis; which divides the cytoplasm, organelles and cell membrane of one cell into two new cells containing roughly equal shares of these cellular components. The different stages of mitosis altogether define the mitotic (M) phase of an animal cell cycle. In cytokinesis,the cell pinches off and divide into two daughter cells in mitosis.
Thus, the cell pinch off and divide into two daughter cells in mitosis during cytokinesis. The correct option is C.
Learn more about mitosis,here:
https://brainly.com/question/32255070
#SPJ6
Is gender the same as sex...?
Answer: yes
Explanation: the sex of the dog is a male the gender of the dog is male
yes!
sex is another word for gender, on your license your gender will be labeled as "sex"
Materials that allow electrons to move through them easily
Answer:
silver, copper, gold, aluminum, iron, steel, brass.
Answer:
copper, brass, gold, aluminum, iron, steel, and silver.
Explanation:
i hope this helps ;)
WILL GIVE 60 POINTS!!!!
A student observes a star from two positions of Earth in its orbit, in summer and winter, and measures the change in the position of the star. Which of these can be best calculated by this method?
the shift in light traveling from star to Earth in winter
the shift in light traveling from star to Earth in summer
the distance of the star from Sun using parallax method
the distance of the star from Earth using parallax method
the answer for this question is the distance of the star from sun using parallax method
Answer:
The correct answer will be option the distance of the star from Sun using parallax method.
Explanation:
Parallax method or trigonometric parallax is a method of measuring the distance of nearby stars in space on the basis of displacement of stars against the background.
Since a student observes the position of the star in summer and then after 6 months in winter, star changes its position or displaces which can be measured by the student along with measuring parallax angle and drawing a baseline from the Sun as Earth revolves in orbit around the Sun. So by using the parallax method and the formula he can easily determine the distance from the Sun.
Thus, the distance of the star from Sun using the parallax method is the correct answer.
What is the connection between virus prevalence and animal populations?
Rinderpest disease is caused by a virus that affects hoofed animals, including cattle and wildebeest. In the 1950s, a cattle vaccination program was implemented to eradicate the disease in the Serengeti, and this led to dramatic changes in the populations of wildebeest and other species. The figure shows the number of wildebeest in the Serengeti ecosystem (shaded circles, left y-axis) and the prevalence (i.e., percentage) of individuals infected by rinderpest disease (unshaded squares and triangles, right y-axis) from 1958 to 2003.
Which phrase describes a scientific theory? A. A proposed explanation that can be tested B. An observation that leads to a question C. A thoroughly tested and widely accepted explanation D. A description of how elements of nature will behave under certain conditions
Answer:
C. A thoroughly tested and widely accepted explanation
Explanation:
A scientific theory is a coherent statement or set of ideas that explains observed facts or phenomenon and are thoroughly tested and widely accepted. Scientific theory is the basis of scientific knowledge. It is confirmed by observation and repeated experimentation under controlled conditions according to the scientific method. In scientific disciplines, scientific theory sets out scientific laws and principles of observed and generally accepted facts.
Answer:
A thoroughly tested and widely accepted explanation describes a scientific theory.
Explanation:
Question 7 options:
If the DNA sequence reads TAT, what is the mRNA codon?
Answer:
AUA
Explanation:
Thiamine pairs with Adenine. However, in mRNA, the Thiamine base does not exist. It is replaced by Uracil. Therefore, instead of the A in the DNA strand pairing with a T, it pairs with a U on the mRNA.
The DNA sequence that reads TAT gives rise to an mRNA codon that corresponds to the amino acid tyrosine
Explanation:
According to the central dogma of life the DNA gets transcribed to RNA which gets translated to the protein, the protein is the ultimate macromolecules that helps in the metabolic activities of the human, an important aspect of this process is that not all DNA is converted into RNA similarly not all RNA is converted to protein, only the mRNA is converted to the protein based on a degenerative codon mechanism.
QUESTION 9
The focus of an earthquake is the what?
A. strength of the earthquake
B. place at Earth's surface where the earthquake happens
C. point within Earth where an earthquake originates
D. the types of rocks affected by an earthquake
Answer:
C. point within Earth where an earthquake originates
Explanation:
The point on Earth's surface directly above the focus is the epicenter of the earthquake.
C. point within where an earthquake originates
Explanation: the focus in the earthquake is the point in the interior of the earth from where the earthquake originates
Henry was having glass of water with some ice cubes in it and kept it near a window for some time. After some time, the water became warm. What is this process called?
condensation
freezing
melting
sublimation
evaporation
This process is called melting. When a solid melts, it turns into a liquid.
Melting is a process in which a solid gets converted into liquid. This occurs due to the presence of heat in the surrounding environment.
The correct option is:
option C. Melting
The following cannot be the correct options because:
Condensation is a process in which a gas phase turns into a liquid phase.Freezing is when the liquid turns into a solid.Sublimation occurs when there is a direct transition of solid into the gas phase.Evaporation is a process that occurs on liquid surfaces where they get converted into a gas phase.Therefore, when the glass of water with ice cubes is kept outside it will melt and becomes warm due to the transfer of heat.
To learn more about freezing follow the given link:
https://brainly.com/question/7806416
The carp fish has 104 chromosomes in its body cells. When the fish's body cells divide by mitosis, how many chromosomes will each daughter cell have?
A.
52
B.
208
C.
104
D.
312
The answer is C. 104
Which example describes a mutualistic relationship between organisms?
a.Young wasps prey on caterpillars.
b.Crabs eat the remains of dead fish.
c. Ants protect a tree on which they feed.
d. Tapeworms feed on food in the intestines of cats
Answer:
c. Ants protect a tree on which they feed.
Explanation:
Mutualistic relationship is a symbiotic relationship where the organisms involved all benefit from the relationship. Mutualistic relationship occurs when two different species work together such that each organisms benefits from the relationship. An example of mutualistic relationship is; ants and trees such that the ants protect a tree on which they feed.In static discharge, which particle move from one object to another?
neutrons
atoms
protons
electrons
The answer is D: Electrons ;)
Answer:Electrons
Explanation:
Physics (static electricity)
For a conclusion to be accepted by the scientific community, the data must be accurate, free from error, and reproducible. varied. unique. surprising.
Answer:
Reproducible
Explanation:
A conclusion of an experiment is accepted by scientific community when the same results can be obtained by repetition of experiment. Reproducible nature of results makes them scientifically acceptable. If the same result of an experiment cannot be obtained by some other scientists, the conclusion is considered to be affected by handling errors and other chance factors.
For a conclusion to be accepted by the scientific community, the data must be accurate, free from error, and reproducible.
Explanation:In order for a conclusion to be accepted by the scientific community, the data must be accurate, free from error, and reproducible. These criteria are essential to ensure the reliability and validity of scientific findings. Accuracy means that the data reflects the true value or state of the phenomenon being studied. Freedom from error ensures that the data is not influenced by any measurement or sampling errors. Reproducibility means that the experiment or study can be repeated by other scientists and they would obtain similar results.
Learn more about Scientific Method here:https://brainly.com/question/37065071
#SPJ12
Describe the two general body forms of cnidarians, which include jellyfish and corals
A Cnidarian can have one of two basic body types, polypoid or medusoid. The polypoid is the configuration of corals and anemones, with the tentacles and mouth generally facing up, and the other side affixed to a substrate or connected to a colony of other creatures of the same species.
hope this helps
Cnidarians, such as jellyfish and corals, have two body forms: polyp and medusa. Polyps are typically immobile with an upward-facing mouth and tentacles, while medusa are able to move with a bell-like body and downward-facing mouth and tentacles. Some cnidarians can display both body forms in their life cycle.
Explanation:Cnidarians, including jellyfish and corals, exhibit two general body forms known as polyp and medusa. The polyp form, akin to a stalk, is sessile (immobile) with tentacles and a single opening facing upwards. Examples include freshwater species of the genus Hydra and sea anemones. The medusa form is motile (able to move) and bell-shaped, with the mouth and tentacles hanging down from the body. Jellyfish are perhaps the most known representatives of the medusa form.
Additionally, some cnidarians are dimorphic, exhibiting both body forms during their life cycle. In these species, the polyp often serves as the asexual phase, with the medusa functioning as the sexual stage that produces gametes. However, species belonging to the class Anthozoa, which include sea anemones, sea pens, and corals, only exhibit the sessile polyp body form throughout their life cycle.
Learn more about Body forms of Cnidarians here:https://brainly.com/question/23031195
#SPJ3
ON A TIMER!
A geologist finds a metamorphic rock and notices that it has grains that formed in parallel layers. The geologist pries at the rock, and it splits apart along the bands formed by the layers.
Which type of rock did the geologist most likely find?
gneiss
limestone
marble
sandstone
Answer:
Option A, gneiss
Explanation:
Metamorphic rocks are classified based on their grain arrangement in to foliated rocks and non- foliated rocks. These foliated rocks are the ones in which the grains are arranged in parallel layers bands which allows them to split apart along these band. Some common examples of foliated metamorphic rocks are slate, schist, and gneiss
Thus , option A gneiss is the correct answer.
Answer: a
Explanation: edge
Before starting kindergarten, Tina had to receive shots to protect her from an infectious disease called measles. Does Tina now have active or passive immunity against measles?
Answer:
i think it's passive
Explanation:
Passive immunity is provided when a person is given antibodies to a disease rather than producing them through his or her own immune system.
Final answer:
Tina has active immunity against measles, which she acquired through vaccination. This has prepared her immune system to fight off future exposure to the measles virus, ensuring she is protected against the disease.
Explanation:
Tina has received active immunity against measles. Active immunity occurs when the immune system is exposed to a pathogen or parts of a pathogen and develops its own antibodies in response. Vaccinations, like the MMR vaccine which stands for measles, mumps, and rubella, introduce a weakened or dead form of the pathogen into the body without causing illness.
This stimulates the body's adaptive immune response to produce antibodies, providing long-lasting protection against these diseases. Tina's body will now have the memory to recognize and effectively fight off the measles virus should she be exposed to it in the future, thanks to the process initiated by the vaccine.
Which of these statements describe the correct path of a nitrogen atom through the nitrogen cycle?
A)
atmosphere, animals, plants, bacteria
B)
air, bacteria, plants, animals
C)
animals, air, bacteria, plants
D)
bacteria, air, animals, plants
Answer:
D
Explanation:
Bacteria, air, animals, plants
The correct path of events that take place in a nitrogen cycle is air, bacteria, plants and animals.
Answer: Option B
Explanation:
Nitrogen forms the major proportion of air. The nitrogen in the atmosphere cannot be used as such by plants and animals. Thereby the atmospheric nitrogen is fixed in the soil by means of nitrogen fixing bacteria, these nitrogen fixing bacteria live in the root nodules of leguminous plants.
They maintain a symbiotic relation with plants through which they provide nitrogen to the plants. The animals take this fixed nitrogen from plants.
About 800 rattlesnake bites occur in the United States every year. Rattlesnake venom affects the nervous system. Which of the following symptoms would you expect to accompany a rattlesnake bite?
Answer:
muscle spasms and numbing or tingling in extremities
Explanation:
Answer:
The answer is "muscle spasms and numbing or tingling in extremities"
Explanation:
I read the article and did the test that followed.
how can molecular biology be used to trace the process of evolution?
Answer:
Explanation: At the molecular level, the universal genetic code and homologous molecules provide evidence of common descent.
Final answer:
Molecular biology can be used to trace the process of evolution by analyzing the molecules and DNA found in living things. Molecular clocks calculate differences in DNA sequences to determine relatedness and divergence time. Molecular biology provides features that reflect evolutionary lineage and ancestral relationships.
Explanation:
Molecular biology can be used to trace the process of evolution by analyzing the molecules and DNA found in living things. Scientists use molecular clocks, which calculate the number of differences in DNA sequences or amino acid sequences between species, to determine how closely related they are and when they diverged from a common ancestor. The fewer differences, the more recently two species split and began to evolve separately. Molecular biology also provides characteristics that are unlikely to be shaped by natural selection, allowing researchers to trace ancestry based on shared features.