All of the Following Are Aspects of a Cell's Ability

question 27

Multiple Choice

All of the following are aspects of a cell's ability to regulate its metabolism EXCEPT

• A) synthesis or degradation of membrane transport proteins.
• B) synthesis of a catabolic enzyme only when its substrate is available.
• C) use of the most energy- efficient energy source available.
• D) use of the same coenzymes for anabolic and catabolic reactions that share substrate molecules.
• E) isolation of various enzymes within membranous organelles.

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Definitions:

Alcoholic Fermentation

Fermentation pathway that produces ATP, carbon dioxide, and ethanol.

NADH

Nicotinamide adenine dinucleotide (NADH) is a coenzyme found in living cells that is used in energy production.

Alcoholic Fermentation

A biological process in which sugars are converted into cellular energy, producing ethanol and carbon dioxide as by-products, primarily by yeasts.

Photosynthesis

Metabolic pathway by which most autotrophs use sunlight to make sugars from carbon dioxide and water.