Why Does Anaerobic Respiration Yield Less Energy Than Aerobic Respiration

question 88

Multiple Choice

Why does anaerobic respiration yield less energy than aerobic respiration?

• A) Electron transport generates much less ATP under anaerobic conditions.
• B) Glycolysis generates only one pyruvate per glucose instead of two.
• C) Oxygen cannot donate protons under anaerobic conditions.
• D) The citric acid cycle and electron transport are not used in anaerobic respiration.
• E) Fermentation uses oxygen less efficiently than electron transport.

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Definitions:

Stirrup

A light frame or ring that holds the foot of a rider, attached to the saddle in horseback riding.

Cochlea

A spiral-shaped cavity of the inner ear that plays a key role in the sense of hearing.

Retina

The light-sensitive layer of tissue at the back of the inner eye, which converts light images into electrical signals sent to the brain.

Pinna

The visible part of the ear that is outside the head, responsible for collecting sound waves and directing them into the ear canal.