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Photosynthesis and Respiration

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

mitochondria
endoplasmic reticulum
cell membrane
none of these

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Photosynthesis and Respiration
Hydrogen (electron) acceptor in the light reactions is

NADP+
FADH
ADP
NAD+

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Photosynthesis and Respiration
In oxygenic photosynthesis, water is split in order to provide the

O2 needed for the dark reactions
electrons needed for cyclic photophosphorylation
electrons needed to reduce NADH
electrons needed to reduce P680

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

fermentation
glycolysis
the light reactions of photosynthesis
oxidative phosphorylation

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Photosynthesis and Respiration
Which of the following serves as a reactant in photosynthesis and a product in cellular respiration?

O2
Sunlight
CO2
ATP

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

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

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