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colleen colleen
wrote...
Valued Member
Posts: 17077
9 years ago
Action potentials can be first observed in the  ________ of the visual system.
a. bipolar cells
b. horizontal cells
c. ganglion cells
d. photoreceptors
e. amacrine cells
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Sunshine ☀ ☼
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Answer accepted by topic starter
ThePsychicThePsychic
wrote...
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Posts: 11223
9 years ago
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