AP Bio Lab Review

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Last update by paulo.guiao on 12/05/2011
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AP Bio Lab Review
AP Bio Lab Review
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Review 12 AP Bio labs in preparation for AP Bio Exam
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Question: What was the effect of darkness on the rate of photosynthesis and on the reduction of DPIP?
Answer: darkness stops photosynthesistherefore no electrons are excited so DPIP has no electrons to accept and it stays blue instead of turning clear. SO the % transmittance does NOT increase in the dark.