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Photosynthesis and Respiration

Photosynthesis and Respiration
Carbon dioxide is reduced in

the light reactions
noncyclic photophosphorylation
both light and dark reactions
the Calvin cycle

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Photosynthesis and Respiration
The cytochrome c oxidase complex

all of these
accepts electrons from cyt c
pumps protons out of the matrix space
donates four electrons to O2

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Photosynthesis and Respiration
In noncyclic photophosphorylation, the ultimate acceptor of electrons that have been produced from the splitting of water is

chlorophyll a
chlorophyll b
carbon dioxide
NADP+

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Photosynthesis and Respiration
What process in cellular respiration is essentially the reverse of carbon fixation in photosynthesis?

Citric acid cycle
Oxidative phosphorylation
Alcohol fermentation
Glycolysis

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Photosynthesis and Respiration
In oxygenic photosynthesis, the electron donor is

NADPH
NADH
water
oxygen

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Photosynthesis and Respiration
Which enzyme is involved in carbon-fixation reaction?

Glycerol kinase
Ribulose bisphosphate carboxylase
NADP reductase
Cytochrome reductase

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