Which of the following statements best describes the role of hormones in the body?
a) hormones send chemical signals throughout the body to regulate other body processes.
b) hormones are chemical signals that are sent throughout the body to regulate other body processes.
c) hormones send electrical signals throughout the body to regulate other body to regulate other body processes
d) hormones are electrical signals that are sent throughout the body to regulate other body processes.

B. Hormones are chemical signals...

Option B

Explanation:

Hormones are chemical messengers that are sent throughout the body to regulate the other processes of the body. These signals flows through the bloodstream and reach the body parts where it has to work.

The body functions such as reproduction, digestion, sexual behavior and various cycles of body is controlled by hormones.

Example: serotonin, epinephrine, insulin et cetera.

Thus, the correct answer option B.

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