The Endocrine and Exocrine Systems — Unit test

Question 1 • Biology - SC3209 IC

Which of the following statements best describes the role of hormones in the body?

Answer

Hormones send chemical signals throughout the body to regulate other body processes.

Hormones are chemical signals that are sent throughout the body to regulate other body processes.

Hormones send electrical signals throughout the body to regulate other body processes.

Hormones are electrical signals that are sent throughout the body to regulate other body processes.

Explanation

Hormones are chemical messengers carried through the body that help regulate processes such as growth, metabolism, and reproduction. This is best stated by choice B: hormones are chemical signals sent throughout the body to regulate other processes. Choices C and D incorrectly describe the signals as electrical.

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