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What is the prehistoric overkill hypothesis,and what evidence supports overkill as the reason for the Pleistocene extinctions?
Neurotransmitter
Chemical messengers that transmit signals across the synaptic gap between neurons, influencing various bodily functions.
Alarm Centers
Brain regions responsible for processing threats and initiating the body's stress response, often involving the amygdala and hypothalamus.
Glutamate
A major neurotransmitter in the nervous system, essential for memory, learning, and brain development.
Major Depressive Disorder
A mental health condition characterized by persistent and intense feelings of sadness, hopelessness, and a lack of interest or pleasure in activities.
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