Anatomy is the study of human body parts, while physiology is the study of the functions of said body part. So anatomy is what the body part is, and physiology is what that body part does.
Answer: The male is Rr. Female A is RR. Female B is Rr.
Explanation: Since single comb is recessive, both parents would have to have the gene. Good luck! :D (I only had markers near me, sorry it doesn't look that good :(
Independent - they have no relation to each other
The answer should be D :) please correct me if i’m wrong <3