In the Intestine,Na⁺ and an Amino Acid Bind to the Same

question 56

Multiple Choice

In the intestine,Na⁺ and an amino acid bind to the same transport protein that moves the two substances in the same direction.This is an example of

• A) passive transport.
• B) simple diffusion.
• C) secondary active transport.
• D) facilitated diffusion.
• E) simple secondary diffusion.

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Definitions:

Nutrient Absorption

Nutrient absorption is the process through which nutrients from food are taken up into the body's cells from the gut.

Lingual Tonsil

Collection of lymphoid tissue on the posterior portion of the dorsum of the tongue.

Auditory Tube

Auditory canal; extends from the middle ear to the nasopharynx.

Pressure Equalization

The process of balancing pressure in different systems or environments, commonly referred to in relation to ear pressure during altitude changes.