Answer:
B. All antigen receptors produced by a single B or T cell are identical and bind to the same epitope.
Explanation:
Antigen receptors are antibody protein anchored to the B-cell membrane.
They are all identical when the antigen receptors is located on one type of B cell making Binding between the receptor and epitope to occur since its structures are complementary. It's not identical when the antigen receptors is located on different types of B cell
The answer is the Phyllode modification. I hope this is what you were looking for!
B) It receives processed information from the brain, causing the muscles of the arm and hands to remove the mosquito from the arm.<span>
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It means that it's a living organism. As opposed to abiotic, which isn't a living organism.