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What pigment is used in human vision? A) chlorophyll a B) beta-carotene C) retinal D) vitamin A E) ferredoxin
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Dec 21, 2017
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What pigment is used in human vision?
A) chlorophyll a
B) beta-carotene
C) retinal
D) vitamin A
E) ferredoxin
Biology
college
Mrfreester
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I think the answer is D
Jake Pearson
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Dec 25, 2017
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Jake Pearson
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