Which Is an Example of a Second Messenger

question 46

Multiple Choice

Which is an example of a second messenger?

• A) Protein kinase A
• B) An ion channel
• C) Cyclic AMP
• D) GABA
• E) Insulin

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Definitions:

Concrete

Pertaining to actual things or instances, rather than abstract qualities, ideas, or theories.

Visible Object

An entity or item that can be seen or perceived visually by the human eye.

Touchable Object

An object that can be perceived or interacted with through the sense of touch.

Abstractness

A quality of being non-concrete or theoretical, representing ideas or concepts rather than physical realities.