Multiple Choice
The following steps occur in rods when they are excited by a photon of light.Place them in the correct sequence.
1) Membrane sodium channels close.
2) cGMP is broken down.
3) The membrane hyperpolarizes and the rate of neurotransmitter release declines.
4) Transducin is activated.
5) Opsin is activated.
A) 1, 5, 2, 4, 3
B) 5, 4, 2, 1, 3
C) 3, 5, 2, 1, 4
D) 4, 5, 2, 1, 3
E) 1, 3, 4, 5, 2
Correct Answer:

Verified
Correct Answer:
Verified
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