Homeostasis Is

question 50

Multiple Choice

Homeostasis is

• A) the mechanism by which organisms acquire nutrients from the environment.
• B) the maintenance of a narrow range of internal conditions.
• C) the sensory system of an organism.
• D) the mechanical movement of molecules from one cellular location to another.
• E) the maintenance of extracellular fluids.

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Definitions:

Alpha Particles

Heavily charged particles consisting of two protons and two neutrons, emitted during radioactive decay.

Nuclear Fusion

A nuclear reaction where two light atomic nuclei combine to form a heavier nucleus, releasing a significant amount of energy.

Fission

A nuclear reaction or a radioactive decay process in which the nucleus of an atom splits into smaller, lighter nuclei, releasing a significant amount of energy.