Anita thinks that she has heterozygous alleles for red hair. If she is correct, which of these diagrams best illustrates Anita’s alleles for red hair?

Heterozygous means 2 different alleles.

Explanation:

Hi! :) You didn't post the diagrams, so I can't help you completely. Heterozygous alleles means the alleles are different. For example, Tt is heterozygous, tt is homozygous. I hope this helps a little!

it has one origin of replication, but it proceeds in two directions - d)

1. dermis

2. chemical

3. urine

4. viruses

5. antibodies