Through the Process of ____________________, a Group of Organisms Can

question 46

Short Answer

Through the process of ____________________, a group of organisms can develop new characteristics over time.

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Definitions:

Monoamines

A group of neurotransmitters, including dopamine, serotonine, and norepinephrine, that play key roles in regulating mood, arousal, and cognition.

Endorphins

Natural, opiate-like neurotransmitters linked to pain control and to feeling pleasure.

Dopamine

A neurotransmitter in the brain that plays a key role in regulating mood, motivation, and reward, among other functions.

Action Potential

A rapid, temporary change in the electrical charge of a cell membrane, essential for nerve signal transmission.