When We Are Exposed to Low Levels of Light the __________

question 149

Multiple Choice

When we are exposed to low levels of light the __________ begins to secrete the hormone melatonin, which acts to induce sleep.

• A) thyroid gland
• B) pituitary gland
• C) pineal gland
• D) adrenal glands

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Definitions:

Probability

A measure of the likelihood that an event will occur, expressed as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.

Airline

A business that offers services for flying passengers and cargo through the air.

Student Guesses

Refers to attempts made by students to answer questions without being certain of the correct answers, often used in the context of exams or quizzes.

Probability

A numerical expression between 0 and 1 that indicates how probable an event is to take place.