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Assertion (A): Chemical messengers are chemicals that enable communication of message between two neurons or between neurons and muscles. Reason (R) : Chemicals enter the cell through receptor.A. (A) and (R ) both are correct statement but reason does not explain (A)B. (A) and (R ) both are correct statements and (R ) explains the (A)C. Both (A) and (R ) are wrong statementD. (A) is correct statement and (R ) is wrong statement |
Answer» Correct Answer - D Chemicals bind to the receptor sites present on the outer surface of the cell membrane |
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