A secondary source is anything written after the fact
DNA is a long polymer with deoxyriboses and phosphate backbone. Having four different nitrogenous bases: adenine, guanine, cytosine and thymine. RNA is a polymer with a ribose and phosphate backbone. Four different nitrogenous bases: adenine, guanine, cytosine, and uracil.
Answer:
False
Explanation:
heterozygous means there are two different alleles. So the trait would be written as Bb. I can't write the other option because it counts it as a swear word but it means that there are two identical alleles. So it would be written as BB
Answer:
Bacteria
Explanation:
Lacks membrane bound organelles and has no nucleus