Answers
Answer:
C. Cell, tissues, organs, organ systems
Explanation:
Cells are the basic unit of life and also serve as a structural unit of all living beings. Many cells are together arranged into tissues to carry out specific functions. A group of tissues together make an organ while a group of organs with related functions together make an organ system.
Hence, the organization of life from simple to complex is as follows:
Cell, tissues, organs, organ systems
Related Questions
What is the effect of the type of food available on the frequency of different types of bird beaks?
Answers
The food type changes in a given environment, then the amount of each type of bird beak will changes as birds with beaks more suited to the available food will consume more successfully over time.
How would the human population be different if crossing over did not happen during meiosis?
A. it would be impossible for humans to reproduce.
B. There would be more genetic variation in the human population
C. Children would probably look more like their parents
D. It would be possible for children to have more chromosomes
Answer: C children would probably look more their parents
Answers
Crossing over causes extra diversity and multiple different gametes.
The human population will be different if crossing over did not happen during meiosis by possessing the identical appearance of the children with their parents. Thus, the correct option is C.
What is Crossing over?Crossing over may be defined as the process of the exchange of genetic material between the homologous chromosomes.
Crossing over produces the recombinants which enhance the genetic diversity among the population of any species.
Therefore, it is well described above.
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What is one benefit of a non renewable resource, such as natural gas?
A. Generates large amounts of electricity
B. Less expensive
C. Produces pollution
D. Will run out eventually
Answers
B. Less expensive.
Sunny~ ☺
When is your respiration rate likely to change?
A. When your intestines are digesting
B. When your cells have too much glucose
C. When your cells need more oxygen
D. When your liver is working after a meal
Answers
Answer:
I believe the answer is "C. When your cells need more oxygen."
Please mark brainliest, if right. Thanks :)
RESPONSE ASAP PLEASEE
Refer to the figure showing a pedigree of a family affected by a sex-linked recessive disorder. If a female is a carrier for a sex-linked recessive disorder, is it possible for her sons to be unaffected by the disorder? Choose the best answer and explanation.
A. Yes, this is possible. Males receive an X chromosome from their mother. If their mother is a carrier, a male has a 50 percent chance of being affected by the disease and a 50 percent chance of being unaffected.
B. No, this isn't possible. If a mother is a carrier of an X-linked recessive disorder, her sons will be affected by the disease and her daughters will be carriers of the disease.
C. No, this isn't possible. X-linked recessive disorders can't "skip" generations like other genetic disorders.
D. Yes, this is possible. Males receive an X chromosome from their mother. If their mother is a carrier, the mutated X chromosome won't be passed on to sons and so they'll be unaffected.
Answers
Answer:
A
Explanation:
Answer:
The correct answer is option A.
Explanation:
If a particular woman is a carrier (XhXH) for a sex-linked disease that means she has one copy of the recessive gene on X-chromosome(Xh) and one copy of the dominant gene on X- chromosome (XH).
For a male offspring of a carrier mother to not get affected by a sex-linked disorder there are 50 percent chances if his father is not affected. In this case, Male offspring receive an X chromosome only from mother. So it could be Xh or XH so this offspring has a 50% chance of being affected or unaffected.
Thus, the correct answer is option A.
Bacteria and viruses have different mechanisms and machinery to survive and replicate. Because of this, there are different ways of treating bacterial and viral infections. What is a difference in the way that bacterial and viral infections are treated medically?
A) Viruses can be treated with antibiotics, bacteria cannot.
B) Bacteria can be treated with antibiotics, viruses cannot.
C) Vaccinations provide immunity from viruses, but not bacteria.
D) Vaccinations provide immunity from bacteria, but not viruses.
Answers
B) Bacteria can be treated with antibiotics, viruses cannot.
Antibiotics have no target when dealing with viruses. Antibiotics work on bacteria because it targets the growth machinery in bacteria. Viruses are found inside a human cell and reproduce by inserting their DNA into a human cell. There are antivirals and vaccines out there for viruses. Our body’s immune system fights against viruses with antibodies!
Answer:
That is correct on USATestPrep
Explanation:
Bacteria can be treated with antibiotics, viruses cannot.
Antibiotics won't treat viral infections because they can't kill viruses. Viruses are not living and depend on a host cell to provide the machinery for reproduction.
which of the following is on one end of all charged tRNA molecules?
A. A DNA strand
B. An amino acid
C. A protein
D. A stop codon
Answers
Answer:
B. Amino Acid
Explanation:
An amino acids on one end of all charged tRNA molecules. Thus the correct option is A.
What is tRNA?
Transfer RNA (tRNA) is a small RNA molecule which plays a key role in protein synthesis. Transfer RNA serves as a link (or adaptor) between the messenger RNA (mRNA) molecule and the growing chain of amino acids that make up a protein.
One end of the tRNA matches the genetic code in a three nucleotide sequence called the anticodon. The anticodon forms three complementary base pairs with a codon in mRNA during protein biosynthesis.
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What macromolecule is produced during translation?
A. Carbohydrate B. RNA
C. DNA
D. Protein
Answers
Protein (a macromolecule) is formed from a polypeptide sequence translated via RNA .
What macromolecule is made in translation?
During translation, a cell “reads” the information in a messenger RNA (mRNA) and uses it to build a protein.
What macromolecule is produced from transcription?
In the process of transcription, a segment of DNA, more specifically an amino acid sequence, is copied (or transcribed) into RNA.
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Which of these is a benefit of fish farming?
Answers
It should be B. If not B, then do A next
The answer choice that describes a benefit of fish farming is: B. It eases the demand on commercial fisheries
Fish farming provides an alternative source of seafood, which can help to reduce pressure on wild fish populations that are being overfished by commercial fisheries. This can help to conserve fish stocks and ensure the long-term sustainability of fisheries.
The other answer choices are not benefits of fish farming:
A. It depletes fish populations can happen with poor management practices in fish farming.
C. It poses a risk of disease for wild stocks is a potential drawback of fish farming if not done properly.
D. It pollutes natural bodies of water can also be a drawback depending on the way fish farms manage waste products.
complete question:
Which of these is a benefit of fish farming?
A. It depletes fish populations.
B. It eases the demand on commercial fisheries.
C. It poses a risk of disease for wild stocks.
D. It pollutes natural bodies of water.
Match the types of competition to their descriptions
Answers
So the 1st description is interspecific competition
2nd one is intraspecific competition
3rd one is interference
4th one is exploitation
Competition can be primarily categorized into perfect and monopolistic types with both showing demand elasticity in the long-run. Perfect competition has a perfectly elastic demand curve, while monopolistic competition has a demand curve that is not perfectly elastic, allowing some leeway in pricing.
Explanation:Types of Market Competition
Competition in economic markets can be categorized into different types which have distinct characteristics. The main types are perfect competition and monopolistic competition. In both cases, in the long-run, consumers are sensitive to price changes, which signifies demand elasticity. However, they differ in how firms face the price-demand relationship. Perfectly competitive markets feature perfectly elastic demand curves, meaning any price increase could eliminate demand for a product. Conversely, monopolistic competition presents a not perfectly elastic demand curve; firms have some market power to raise prices without losing all customers.
Key Comparisons and Concepts
Perfect competition serves as a theoretical benchmark to evaluate other market structures, which include monopolistic, oligopoly, and monopoly competetion. The amount of competition in a market impacts prices, as well as the demand and supply of goods and services. Moreover, exploring the evolutionary effects of intraspecific (within a species) and interspecific (between different species) competition can provide insights into how competition influences performance and survival strategies in biological ecosystems.
. Which organelle is the site of photosyn
thesis?
A. chloroplast
B. mitochondria
C. nucleus
D. ribosome
Answers
Answer:
a) chloroplast
Explanation:
During the diumal cycle insolation peaks ______.
A. each December
B. each June
C. each day at midnight
D. each day at noon
Answers
Answer:
D. each day at noon
Explanation:
During the diumal cycle, insolation peaks each day at noon.
Which of the following substances is not
involved in the chemical reaction that pro-
duces smog?
a. sunlight
b. particulate matter
C. automotive exhaust
d. ozone
Answers
B) particulate matter!
Sunny~ ☺
Particulate matter is not involved in the chemical reaction, which produces smog.
• The air pollution, which diminishes visibility is smog.
• The majority of the smog that one sees today is the photochemical smog.
• It is generated when sunlight reacts with atleast one volatile compound and nitrogen oxides in the atmosphere.
• The nitrogen oxides come from coal power plants, factory emissions, and car exhaust.
• The volatile compounds are discharged from paints, gasoline, and many cleaning solvents. When sunlight react with these chemicals, they produce ground level ozone or smog and airborne particles.
• The mixture of solid particles and liquid droplets found in the air is known as the particulate matter.
• The particulate matter has no role in the production of smog.
Thus, the correct answer is option b, that is, particulate matter.
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Why is it important that the bonds between nitrogenous bases are weak?
Answers
It is important that the bonds between nitrogenous bases are weak as the bonds which are present between nitrogenous bases are hydrogen bonds which are weak bonds.
Which bonds are present between Nitrogenous bases?
Nitrogenous bases are the nitrogen-containing compounds which are the components of the nucleotides that are the monomeric units of DNA (deoxyribonucleic acid). Purines and pyrimidines are the two types of nitrogenous bases which are found in the DNA molecule.
Hydrogen bonds are responsible for holding the paired nitrogenous bases together in the DNA. Because, hydrogen bonds are the weak bonds that are present between the two strands of DNA. These bonds are easily separated, which is a characteristic that is important to DNA's function.
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Which statement is true of Y chromosomes?
A. Only men have them.
B. Women have two of them.
C. Only women have them.
D . All babies have them.
Answers
Answer:Only men have them
Explanation:
The true statement of Y chromosomes is option A. Only men have them.
What are Y chromosomes?In the nucleus of each cell, the DNA molecule is packaged into thread-like structures called chromosomes.Y chromosome is a sex chromosome that is normally present only in male cells, which are designated XY. Most human cells contain 23 pairs of chromosomes. One set of chromosomes comes from the mother, while the other comes from the father. The twenty-third pair is called the sex chromosomes, while the rest of the 22 pairs are called autosomes.Typically, biologically male individuals have one X and one Y chromosome (XY) while those who are biologically female have two X chromosomes.Hence, the true statement is option. A.
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In a population of owl monkeys, allele T codes for tufted tails ( TT and Tt). The
frequency of allele t, which codes for nontufted tails (tt), is 40 percent. If a new
predator starts catching the monkeys by their tufts and natural selection occurs,
which of the following would most likely happen over time?
A) The frequency of allele T would increase
B) The frequencies for the two allele forms would equal out.
C) The frequency of allele T would decrease and the frequency of allele t would
increase.
D) No changes would take place because the allele governing tufted tails is not
dominant.
Answers
Answer:
C) The frequency of allele T would decrease and the frequency of allele t would increase.
Explanation:
If the hunter is going after monkeys with tufted tails (TT), the tufted tail monkeys would die out from the new predator, letting the non-tufted tails (tt) increase in population.
The term evolution means __________.
A.
rotations of Earth
B.
change over time
C.
time in space
D.
change in seasons
Answers
exp- nothing else matches
Answer:
B. change over time
Explanation:
The term evolution comes from the root word "evo-", or to evolve. The definition of "evolve" is to "change (or develop) over time."
In the field of evolution, evolutionists believe that humans "evolve" (or change) over time.
~
which is a kingdom?
Protista
Chordata
Prokarya
Mammalia
Answers
Answer:
Protista
Explanation:
cuz it is
In chemical formulas, subscripts ___.
A.)indicate the number of molecules
B.)indicate the number of elements
C)indicate the number of atoms
D.)indicate the number of chemical symbols
Answers
Answer:
C)indicate the number of atoms
Explanation:
In chemical formulas, subscripts are used to indicate the number of atoms.
A molecular formula makes use of subscripts to indicate the number of different atoms in a compound or a molecule.
Answer:
C. Indicate(s) the number of atoms
In humans, a cleft chin is dominant and non-cleft is recessive. What will the generation look like
Answers
Answer:
most will have a cleft chin and some will have a non cleft.
Explanation:
The mammal pictured below is a silvery mole rat.
Which statement is an inference based on the picture?
The animal is ugly.
The animal has hairless feet with sharp claws.
The animal has prominent upper and lower incisor teeth.
The animal likely has poor vision since its eyes are so small.
Answers
Answer:
D) The animal likely has poor vision since its eyes are so small.
Explanation:
The question is asking for an inference, a conclusion reached on the basis of evidence and reasoning.
We can infer that the mole rat has poor vision since it's eyes are so small.
At first I thought this question was asking to make an observation based on the dichotomous key
make sure to read the questions carefully, this was about to be my first wrong Brainly answer
The animal likely has poor vision since its eyes are so small is an inference based on the picture.
What are the feature of silvery mole rat?This is a medium-sized mole-rat with soft, silky silvery-grey fur. The head is paler around the eyes, the sides of the face and the snout, and some individuals have a small white patch on the forehead. The long, slightly-curved incisors lie outside the lips.
Hence, the question is asking for an inference, a conclusion reached on the basis of evidence and reasoning.
We can infer that the mole rat has poor vision since it's eyes are so small.
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The table shows the masses of four objects. Which object has a weight of about 22.5 N? the book the rock the box the fish
Answers
Answer:
the answer is the rock
Explanation:
Answer:
The correct answer would be rock.
Explanation:
which is the most likely outcome of an increased climate temperature?
A. Lowering ocean levels
B. Unstable weather patterns
C. Decreased flooding
D. Growth of ice caps
Answers
Answer:
b
Explanation:
Predict the effect of a plant disease that
destroys all the chloroplasts in a plant.
Answers
Answer:
the plant will die
Explanation:
If a plant disease destroys all of a plant's chloroplasts, then it would be detrimental for the plant and for all of the animal kingdom, as animals depend on the plant for food and for oxygen.
What is the role of the plants?Plants are the producers of the ecosystem that produces oxygen for itself and for all the animals, along with glucose. The chloroplast is the plant organelle that has thylakoids and stroma; in the thylakoids, water hydrolysis takes place and ATP is released, and in the stroma, carbon dioxide is fixed to form glucose. If these do not occur, the plant will be unable to produce all of them. Without the chloroplast and without food, they will perish.
Hence If a plant disease destroys all of a plant's chloroplasts, then it would be detrimental for the plant and for all of the animal kingdom, as animals depend on the plant for food and for oxygen.
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What property of water results from its high boiling point?
A. High surface tension
B. Low density as a solid
C. Low vapor pressure
D. High heat capacity
Answers
I think it’s d
High heat capacity of water results from its high boiling point. Thus, option D is correct.
What are the properties of water?Water has a few significant actual properties. Albeit these properties are recognizable as a result of the inescapability of water, a large portion of the actual properties of water are very abnormal.
Given the low molar mass of its constituent atoms, water has bizarrely huge upsides of thickness, surface strain, intensity of vaporization, and entropy of vaporization, which can all be attributed to the broad hydrogen holding connections present in fluid water.
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Which of the plant-like protists are multicellular ?
Answers
Multicellular plant-like protists include seaweed and kelp, which perform photosynthesis like plants but do not have true stems, roots, or leaves. Kelp can grow exceptionally large and forms underwater forests, serving an essential role in marine ecosystems.
Explanation:Among the plant-like protists, the ones that are multicellular include seaweed and kelp. These organisms are akin to plants in that they also contain chlorophyll and perform photosynthesis to create their own food. However, they differ from plants as they do not have true stems, roots, or leaves and lack cellular specialization or differentiation into tissues.
Examples of multicellular, plant-like protists are seaweed, kelp, and other forms of green, red, and brown algae. Kelp is particularly noteworthy because it can grow over 100 meters long and forms vast underwater 'forests.' Although most protists are microscopic and unicellular, these multicellular protists display the enormous diversity in size and form that exists within the protist kingdom.
Thick, brownish haze formed when certain gases in the air react with sunlight is called ____________. radon photochemical smog ozone acid rain
Answers
Answer:
photochemical smog
Explanation:
Thick, brownish haze formed when certain gases in the air react with sunlight is called photochemical smog.
Photochemical smog is a combination of pollutants which are formed when certain gases such as nitrogen oxides and other organic compounds react with sunlight, leading to the formation of brown haze.
Answer: photochemical smog
Explanation:
Photochemical smog is a type of smog that is produced when the ultraviolet light reacts with the nitrogen oxides present in the atmosphere. It can be seen as a brown visible haze. It can be seen during morning as well as in the afternoon, especially can be seen in the densely populated warm cities.
Volume is a three dimensional space and is measured using A) single units B) squared units C) cubed units D) Linear units
Answers
Answer:
C) cubed units
Explanation:
Volume, accounting for length, width, and height, is measured using cubed units. The standard unit is the cubic meter (m³), and a commonly used unit is the liter (L), equivalent to a cubic decimeter (dm³). Understanding of dimensions is vital for dimensional analysis.
Explanation:Volume is a measure of the amount of space that an object occupies or that is enclosed within a container. So, when we measure volume, it needs to account for all three dimensions: length, width, and height. Therefore, volume is measured using C) cubed units.
For instance, the standard International System of Units (SI unit) of volume is a cubic meter (m³). This is based on the base unit of length and is the volume that would be occupied by a cube with edges of precisely one meter in length. The more commonly used unit for everyday quantities of volume is the liter (L), which is equivalent to one cubic decimeter (dm³).
Understanding how dimensions relate to the units we use to measure physical quantities is a crucial part of dimensional analysis. This process ensures the mathematical relationships and conversions between different units are valid.
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Guinea pig coat color is determined by a single gene. The allele for black coat color is dominant to brown. In a cross between two
black-haired guinea pigs, 20 offspring are born. If both parents were heterozygous, probability would predict that approximately how
many of the 20 offspring would have brown hair?
Answers
Answer: 5 would have brown hair.
Explanation:
In the cross between two heterozygous black guinea pigs, out of 20 offspring, we can expect approximately 15 to have black hair and approximately 5 to have brown hair, following Mendelian genetics principles.
Explanation:In genetics, a dominant allele masks the effect of the recessive allele making it less likely to appear in the offspring. In the cross of two heterozygous black guinea pigs, the four possible combinations of their alleles are BB, Bb, bB, and bb. The first three combinations will produce black offspring, while bb will give a brown guinea pig. This results in a 3:1 ratio, hence in the case of 20 offspring, about 15 would be expected to have black hair while 5 would have brown hair.
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Which is a function of mucus in the lungs?
It prevents food from entering the lungs.
It carries carbon dioxide to the body cells.
It traps particles such as dust and pollen.
It forms a thin tissue that lines the alveoli.
Answers
Hello There!
The "Lungs" are pairs of organs within the rib cage.
In the "Lungs" the mucus traps dust and pollen
Answer:
The correct answer will be option-It traps particles such as dust and pollen.
Explanation:
The mucus produced in the lungs is also known as the airway surface liquid or ASL and the mucus formed inside the lungs is known as phlegm. The mucus is composed of the water, ions and the macro-molecules which can trap and has anti-protease and anti-microbial activity.
This mucus forms a thin layer of the fluid in the luminal surface of the airway to which protects the lungs from the foreign particles and chemicals which can enter.
Thus, option-It traps particles such as dust and pollen is the correct answer.