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Photosynthesis and Respiration

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

Carbohydrate
NADPH
O2
ATP

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Photosynthesis and Respiration
Rubisco (RuBP Carboxylase-oxygenase enzyme), glyceraldehyde 3-phosphate, and NADPH all play a role in

alcohol fermentation
cellular respiration when O2 is present
the breakdown of glucose into CO2
the dark reactions of photosynthesis

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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

endoplasmic reticulum
cell membrane
mitochondria
none of these

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Photosynthesis and Respiration
A eukaryotic cell that can carry out only fermentation instead of the complete aerobic respiration of glucose

is lacking in O2
has mitochondria present
produces less CO2
all of these

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Photosynthesis and Respiration
Assume the combined processes of photosynthesis and cellular respiration, the electrons that start as part of H2O at the beginning of the light reactions end up attaching to

O2 to make new H2O
electron transport carriers to make O2
NADPH to make new glucose
pyruvate to make ethanol

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

rubisco
ATP
NADPH
O2

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