Which Does Not Describe a Second Messenger? (Select All That

question 26

Multiple Choice

Which does not describe a second messenger? (Select all that apply.)

• A) It is a type of protein with active and regulatory domains.
• B) It relays signals from receptors to target molecules inside the cell.
• C) It is readily made inside the cell.
• D) It can activate kinases and phosphatases.

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Definitions:

Negative Externalities

Costs or disadvantages suffered by a third party due to an economic transaction that they are not directly involved in.

Economic Efficiency

A state in which resources are allocated in a way that maximizes the production of goods and services at the least cost and minimum waste.

Congestion

A state of overcrowding in a space or area, often leading to traffic jams, delayed services, or inefficiency.

Logrolling

A practice in politics where legislators exchange support or votes on issues of mutual interest, often without considering the issues' merit.