If a Transport Protein Moves Two Substances in the Same

question 55

Multiple Choice

If a transport protein moves two substances in the same direction, it is called a(n) ___.

• A) antiporter
• B) carrier protein
• C) symporter
• D) clathrin coated pit
• E) phagosome

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Definitions:

Extinction

In psychology, extinction is the process by which a conditioned response decreases or disappears after repeated presentations without the unconditioned stimulus.

Positive Reinforcer

A stimulus that increases the probability of a behavior being repeated by providing a rewarding outcome.

Punishment

A consequence that follows an undesirable behavior, with the intent of reducing or eliminating that behavior.

Reinforcers

Stimuli, events, or conditions that increase the likelihood of a behavior being repeated.