Answer:
DNA is made of chains of four smaller molecules called "Nucleotides".
Explanation:
A molecule consisting of a nitrogen-containing base (adenine, guanine, thymine, or cytosine) in DNA is known as a nucleotides.
Answer:
Change their external environment is the correct answer.
Answer:
i think its the first one sorry if its wrong
Explanation:
Since brown is the dominant color the children would be brown .