Some Hormones Can Not Enter a Cell Directly Because They

question 59

Multiple Choice

Some hormones can not enter a cell directly because they are too large or polar.From the list select the molecule that acts as a secondary messenger for some of these hormones that can not enter a cell directly.

• A)catecholamine
• B)cyclic AMP
• C)epinephrine
• D)norepinephrine
• E)calcitonin

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Definitions:

Control Group

In an experiment, the group that does not receive the treatment and is used as a benchmark to measure how the other tested groups do.

Experimental Group

In research, a group of subjects who are exposed to the variable under investigation, contrary to the control group, to assess the effect of that variable.

Treatment Group

A group of participants in an experiment that receives the intervention or treatment under investigation.