In the Process of Cell Respiration, the Vitamins Niacin and Riboflavin

question 105

Multiple Choice

In the process of cell respiration, the vitamins niacin and riboflavin are both necessary for which stage?

• A)glycolysis
• B)the Krebs cycle
• C)the cytochrome (electron) transport system
• D)all three stages

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Definitions:

Electromagnetic Waves

Waves of the electromagnetic field, propagating through space, carrying electromagnetic radiant energy.

Stimulation

The action of arousing interest, excitement, or activity in someone or something.

Absolute Threshold

The minimum intensity of a stimulus that one can detect 50% of the time, a concept used in sensory and perception studies.

Olfaction

The sense of smell, a chemical sensing system that detects airborne molecules.