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AP BIO MIDTERM
pg 30
8
Biology
12th Grade
12/15/2008

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Term
A packet of light energy is ___
Definition
photon
Term
Which one of the following is a normal process of photosynthesis that would be unable to occut if all the reaction centers were inactivated by toxin?
Definition
a- donation of excitedd electrons by chlorophyll a to primary electron acceptor
Term
The reaction centers of photosystem  I and II differ b/c they preferentially ___ slightly different wavelengths of light.
Definition
absorb
Term
When pigment molecule absorbs photon, one of its electrons
Definition
 E ALL ARE CORRECT
Term
As a result of the cascade of electrobs down the etc of light reactions ____ is reduced to ____
Definition
NADP+... . NADPH
Term
The electrons lost from the reaction center of photosystem II are replaced by electrons from __
Definition
H2O
Term
Photosystem II passed electrons to ____
Definition
photosystem I
Term
During cellular respiration, energy in glucose is carried by ___
Definition
electrons
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