lilnasxisking14870 lilnasxisking14870

19-05-2023
Biology

contestada

a molecule found on the cell membrane that the immune system recognizes as either part of the body or an outside invader. Antigens are the receptor proteins on the membrane of pathogens (germs).
A. Neurotransmitters
B. Surface Receptor Proteins
C. Axon
D. Dendrites

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