Phenotype is physical appearance, so if you have (Bb) or (BB) then you’d have brown eyes because that genotype is dominant.
That would be Directional Selection so the answer is D.
Mutations that are passed on off to offspring must occur in body cells.
Answer:
D. Plasma membrane.
Explanation:
The structure which is present in both of those cells is:
D. Plasma membrane.
Hope it helps!