Answer:
With alleles 'A' and 'a' there are three possible genotypes AA, Aa and aa
Explanation:
Pls mark as brainliest answer
I feel the answer is cell membrane .
The cell membrane is a semipermeable protection and covering for the cell.
Please mark me as brainliest, if this helped.
I believe that on the Naive B-cell the antibodies exist as transmembrane proteins. A naive b-cell is a type of b-cell that has not been exposed to an antigen. When exposed it becomes either a memory B cell or a plasma cell that secrete antibodies specific to the antigen that was originally bound.
Answer:The third option is the correct answer!
Explanation: