Examlex
Which body feature in birds is a necessity to allow powerful flight muscles to operate?
Neurotransmitter
Chemical messengers that are released by neurons to communicate with other neurons or cells, influencing functions throughout the body and brain.
Appetite
The natural desire to satisfy a bodily need, especially for food or drink.
Metabolic Rate
The rate at which the body uses energy to maintain basic physiological functions while at rest.
Basal Metabolic Rate
The speed at which the body consumes energy during rest in order to support essential activities like respiration and maintaining body temperature.
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