Examlex
What method does not directly use heat for generating electricity?
Daylight
The natural light received from the sun during the day.
Norepinephrine
A neurotransmitter involved in arousal and alertness, as well as in the body's stress response.
Serotonin
A chemical messenger responsible for regulating various functions such as mood, digestion, and sleep cycles.
Depression
A mental illness marked by persistent feelings of dejection or a waning interest in pursuits, severely affecting life's daily aspects.
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