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Photosynthesis and Respiration

Photosynthesis and Respiration
In the initial step of photosynthesis, sunlight energizes the electron pair of

water
adenosine triphosphate (ATP)
carbon dioxide
chlorophyll pigments

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Photosynthesis and Respiration
Oxidative phosphorylation is to respiration as __________ is to photosynthesis

reduction of NADPH
carbon fixation
electron transport chain
light capture by chlorophyll

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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?

Glucose
ATP
H2O
NADPH

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Photosynthesis and Respiration
More ATP is manufactured during __________ than at any other time in all of cellular metabolism.

fermentation
oxidative phosphorylation
the light reactions of photosynthesis
glycolysis

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Photosynthesis and Respiration
In cells having organelles, the steps of the Krebs cycle and the electron transport system occur in the

none of these
mitochondria
endoplasmic reticulum
cell membrane

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

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

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