What Controls Circadian Rhythms, and Which Environment Sets This Clock

question 27

Multiple Choice

What controls circadian rhythms, and which environment sets this clock?

• A) an internal clock; an external environment
• B) an artificial clock; a natural environment
• C) an external clock; an internal environment
• D) a natural clock; an artificial environment

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Definitions:

Moral Law

A set of principles and ethical guidelines that are considered to be universally applicable, often tied to religious or philosophical beliefs.

Positive Law

Law officially enacted or adopted by a government, as opposed to natural or moral law.

Outside Source

An entity or information that originates external to the organization or context currently under discussion or analysis.

Plaintiffs

Parties who initiate a lawsuit in civil court by filing a complaint against defendants.