DNA<span> and </span>RNA,<span> are </span>made<span> from monomers known as nucleotides.</span>
I believe the first answer is #4 and the second is #1. Please correct me if I am wrong.
<span>A heterozygous individual is if a mutation occurs in just one copy of the gene.
If both copies of the gene are mutated than the individual is homozygous</span>
<span>The release of the sperm in the vagina</span>
