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Author Archives: Anonymous

The splitting of water occurs in photosystem I only.

The splitting of water occurs in photosystem I only.

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If a C3 plant that normally closes its stomata during hot, d…

If a C3 plant that normally closes its stomata during hot, dry conditions were triggered to open them instead, the most likely outcome would be that

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High-energy electrons from molecules of NADH and FADH2 are t…

High-energy electrons from molecules of NADH and FADH2 are transferred to a chain of proteins within the electron transport chain. What is the final electron acceptor (“Grandma”) in the electron transport chain?

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Chemiosmosis, not substrate-level phosphorylation, occurs wh…

Chemiosmosis, not substrate-level phosphorylation, occurs when protons pass through ATP synthase and combine with oxygen to make water.

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Which of the following statements about the electron transpo…

Which of the following statements about the electron transport chain in cell respiration is CORRECT?

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What is the main, direct role of the pigment molecules withi…

What is the main, direct role of the pigment molecules within the antenna or light-harvesting complex?

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Some bacteria can use sulfur instead of oxygen as a final el…

Some bacteria can use sulfur instead of oxygen as a final electron acceptor.  What would they produce during anaerobic respiration?

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In which organelle of the plant does photosynthesis takes pl…

In which organelle of the plant does photosynthesis takes place?

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If you measure the air a person inhales, and after, you then…

If you measure the air a person inhales, and after, you then observe that the concentration ______ in the air they exhale.

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A construction worker presents with excessive sweating but n…

A construction worker presents with excessive sweating but no odor. Which gland is primarily responsible?

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