Energy Release and Conservation
In glycolysis, ATP is created by

substrate level phosphorylation
the pentose phosphate pathway
the chemiosmotic mechanism
photophosphorylation

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Energy Release and Conservation
Organisms can synthesize ATP by oxidative phosphorylation when they

pass electrons from the oxidation of chlorophyll through an electron transport system
oxidize glucose to pyruvate
ferment
pass electrons to oxygen through an electron transport system containing cytochromes

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Energy Release and Conservation
Which of the following best explains about the usefulness of the production of ethanol in yeast cells under anaerobic conditions?

The process generates oxygen, which is required for glycolysis
Ethanol keeps the electron transport system functioning
Yeast would be unable to activate the enzymes of the Krebs cycle without ethanol
The process regenerates NAD+, which is required for glycolysis

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