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Greeley [361]
3 years ago
9

Why do organisms need nitrogen

Biology
1 answer:
Reika [66]3 years ago
5 0
It is one of the essential elements to life
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Which statement is true about the nitrogen bases in DNA and RNAI
ANEK [815]

Answer:

Uracil (U) is found in RNA only. Thymine (T) is found in DNA only.

Explanation:

DNA has the nitrogenous bases adenine (A), thymine (T), guanine (G), and cytosine (C). On the other hand, RNA has the nitrogenous bases adenine (A), uracil (U), guanine (G), and cytosine (C).

Thus, only RNA has uracil (U) and only DNA has thymine (T).

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Antibodies are
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proteins that recognize foreign antigens

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Explain why there must be at least two lines on any given plane
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So you can find the x and y-intercept

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How is colorblindness inherited? Explain
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An inherited trait is one that is manifested since birth, in simple terms, you are born with it. In most cases, it depends on DNA, or is passed down from a parent. Most colourblind people have been since birth, and therefore it is inherited.

5 0
3 years ago
Having trouble biology
ira [324]
A. The Sex.
This is because of the last pair int he Karyotype. which is used to determine the sex of a human (XX or XY). In this case because there are 2 long chromosomes, this is a female (XX), but if there was one long and one short, that would be a male (XY). This can also be seen if the chromosome types are labeled like in this diagram. <span />
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