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Photosynthesis and Respiration

Photosynthesis and Respiration
The electrons that are released by the splitting of water during photosynthesis ultimately end up in

O2
ATP
rubisco
NADPH

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Photosynthesis and Respiration
The manufacture of ATP in both photosynthesis and respiration is made possible by

All of these
energy from the movement of electrons
the existence of a proton gradient across specific membranes
the action of ATP synthase

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Photosynthesis and Respiration
What do NAD+, NADP+, and FAD+ all have in common?

They are oxidized
They are what is used during carbon fixation in photosynthesis
They have a full complement of electrons
They are reduced

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Photosynthesis and Respiration
Where do the protons come from that make up the proton gradient used in the light reactions of photosynthesis?

NADPH
Glucose
H2O
ATP

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Photosynthesis and Respiration
Which one of the following is a product of both cyclic and noncyclic photophosphorylation?

Carbohydrate
ATP
NADPH
O2

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Photosynthesis and Respiration
Carbon fixation requires the expenditure of ATP molecules which is generated by

ETS (electron transfer system) during the light reactions
None of these
replenishment of chlorophyll
formation of glucose during the Calvin cycle

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