When Adenylate Cyclase Is Activated by a Hormone,the Concentration of Cyclic

question 22

Multiple Choice

When adenylate cyclase is activated by a hormone,the concentration of cyclic AMP increases in the cell even though the hormone does not enter the cell.This is an example of the __________________ mechanism of hormone action.

• A)altering membrane transport
• B)altering activity of DNA
• C)second messenger
• D)all of the above answers are correct

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Definitions:

Hormonal Method

A form of birth control that uses hormones to regulate or stop ovulation and prevent pregnancy.

Implanon

A brand of contraceptive implant that releases hormones to prevent pregnancy.

Basal Body Temperature Method

A method of tracking a woman's fertility by monitoring temperature changes throughout her menstrual cycle.

Fertility Awareness-Based Methods

A set of practices used to determine the fertile and infertile phases of a person's menstrual cycle to prevent or achieve pregnancy.