McGraw-Hill Online Learning Center Test

McGraw-Hill Online Learning Center Test



1. Review the image and answer the following questions.

What is the role of cyclic AMP?

A. It serves as a second messenger and activates a protein kinase.
B. It helps the hormone enter the cell.
C. It transfers energy to a transport protein.
D. It regulates the synthesis of proteins.



2. What is an example of a hormone that initiates the sequence of events as seen in this diagram?

A. cortisol
B. testosterone
C. estrogen
D. epinephrine


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