I think It is the bottom one
Answer:
A. DNA Polymerase
Explanation:
It absolutely cannot be C. Ozone or D. Radiation since those two answers are in relation to outside variables affecting health. Not inherited diseases. Therefore, it is in between A. or B.
This would prolly be smoking but i'm not exactly sure
Answer:
D. Translation
Explanation:
In the diagram you see a ribosome. Proteins are made at the ribosome, so it must be a process where proteins are being made from something. That something is mRNA. mRNA is made to proteins through a process called translation.