Which One of the Following Is TRUE Regarding Active Transport

question 36

Multiple Choice

Which one of the following is TRUE regarding active transport?

• A) Active transport requires the input of energy.
• B) Molecules are moved across a plasma membrane from an area of higher concentration to an area of lower concentration.
• C) Active transport relies on the process of diffusion.
• D) Molecules to be transported attach to phospholipids in the plasma membrane; as the phospholipids change shape, the molecules are moved across the membrane.
• E) This mechanism allows a cell to equalize the concentration of molecules on either side of the plasma membrane.

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Definitions:

Echoic Memory

Auditory sensory memory, lasting only 2 to 4 seconds.

Capacity

The maximum amount that something can contain or produce, or the ability to perform, understand, or absorb something.

Sensory Memory

The shortest-term element of memory, which allows individuals to retain impressions of sensory information after the original stimulus has ceased.

Stimuli

External events or occurrences that can elicit responses from sensory organs, leading to a reaction or response.