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14.	Name the G- protein, which takes part in vision?
	A.	Ethylene
	B.	Adenosine
	C.	Acetylcholine
	D.	Transducin

	Answer: Option Answer: d


	Explanation:
	Explanation: Rhodopsin activates molecules of transducin which further activates an enzyme to break down cyclic GMP. The drop in cyclic GMP will open sodium channel which is responsible for vision.



	Tutorial Link:

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