What Hormone Is Produced in Response to the Absence of Light

question 103

Multiple Choice

What hormone is produced in response to the absence of light in the environment and is associated with circadian rhythms?

• A) Serotonin
• B) Acetylcholine
• C) Melatonin
• D) Dopamine

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Definitions:

Histogram

A graphical representation of the distribution of numerical data, usually showing the frequency of data within certain ranges.

Class Interval

A range of values in a dataset that is grouped together for the purpose of constructing a frequency distribution or histogram.

Frequency Distribution

A summary of data showing the number (frequency) of observations in each of several non-overlapping categories or bins.