单词 | receptor |
释义 | re·cep·tor ![]() n. 1. Physiology A specialized cell or group of nerve endings that responds to sensory stimuli. 2. Biochemistry A molecular structure or site on the surface or interior of a cell that binds with substances such as hormones, antigens, or neurotransmitters or is activated by events such as a change in the concentration of an ion. |
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