Which Statement Best Describes Active Transport

question 57

Multiple Choice

Which statement best describes active transport?

• A)A substance goes from an area of low concentration to an area of high concentration, and this releases energy.
• B)A substance goes from an area of high concentration to an area of low concentration, and this requires energy.
• C)A substance goes from an area of low concentration to an area of high concentration, and this requires energy.
• D)A substance goes from an area of high concentration to an area of low concentration, and this releases energy.

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Definitions:

Basal Metabolic Rate

The pace at which the body expends energy during rest to support critical activities such as respiration and temperature regulation.

Insulation

Materials or substances used to prevent the transfer of heat, electricity, or sound from one area to another.

Lipids

A group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins, and others, serving as a major energy source and structural components of cells.

Glycogen

A multibranched polysaccharide of glucose that serves as a form of energy storage in animals and fungi.