14
QuizMultiple Choice

The Endocrine and Exocrine Systems

Question 14 • Biology - SC3209 IC

Which of the following best describes homeostasis?

Answer
A
the state of maintaining a stable internal environment despite changing external conditions
B
the state of maintaining a stable internal environment due to electrical impulses
C
the state of maintaining a stable internal environment due to chemical signals
D
the state of maintaining a stable internal environment when the external conditions are constant

Explanation

Homeostasis is the process of keeping an organism’s internal conditions relatively stable even when the environment outside changes. Electrical impulses and chemical signals can help regulate homeostasis, but neither alone defines it. Choice A gives the broad definition.

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