Question

What are adenine, guanine, cytosine, and thymine?

A) They are the four nucleotides that form DNA.
B) They form the phosphate backbone of DNA.
C) They are the four nitrogenous bases found in DNA.
D) They are the four sugars associated with DNA.

Answer 1

A) They are the four nucleotides that form DNA.

Step-by-step explanation:

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These are the four nucleotides that form DNA. I learned this from khan academy, their videos are really helpful. They are straightforward and easy to understand.