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lara31 [8.8K]
2 years ago
10

Identify how many amino acids exist in nature and make up all proteins in living organisms.

Biology
2 answers:
marusya05 [52]2 years ago
6 0

Answer:

The answer is 20 amino acids

Reika [66]2 years ago
5 0

Answer:

20 is the correct ans

Explanation:

hope it helps you

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I think it may be this but not quite sure

Lipids are primarily hydrophobic in nature, but there are a large variety of lipids such as fatty acids, mono-, di-, and triglycerides, for example (check wikipedia for more examples). 

<span>Proteins are polymers of amino acids. </span>

<span>Nucleic acids are polymers of nucleotides.</span>
4 0
3 years ago
How does natural selection differ from selective breeding?
givi [52]

Answer:

natural selection is natural, selective breeding is not. Natural selection is when the best genes are passed down. Selective is when the best of an animal group are forced to mate

Explanation:

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2 years ago
Pathogens are transmitted in only two ways: by direct contact and by vectors.
Marina86 [1]

Answer: False

Explanation:

Pathogens can be transmitted in many ways. It can spread by direct contact, indirect contact, or by vectors.

The mode of transmission can be skin contact, airborne particles, touching a surface, bodily fluids, touched by an infected person.

The mode of transmission can be vector that carries disease and helps in disease transmission.

So, the pathogens can be transmitted by direct contact, indirect contact or by vectors and by many more ways.

4 0
3 years ago
Question 9 of 25
tatuchka [14]

Answer:

b

Explanation:

the worm is living while the leaf is not

4 0
2 years ago
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prohojiy [21]

Answer:DNA replication occurs in the cytoplasm of prokaryotes and in the nucleus of eukaryotes.

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6 0
3 years ago
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