Psychologists Who Take an Evolutionary View Argue That Natural Selection

question 75

Multiple Choice

Psychologists who take an evolutionary view argue that natural selection favours behaviours that maximize which of the following

• A) acquisition of territory 
• B) self-actualization 
• C) reproductive success 
• D) material wealth

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Definitions:

Excitatory Signals

These are biochemical impulses that promote or increase neural activity or the firing of neurons.

All-or-none Response

A biological principle indicating that a nerve or muscle fiber reacts completely or not at all to a stimulus.

Sodium/Potassium Pump

A vital cell membrane protein that pumps sodium out of cells and potassium into cells, maintaining the necessary concentration gradients for nerve impulse transmission and muscle contractions.

Positively Charged Ions

Particles, either atoms or molecules, which have become positively charged by losing one or more electrons.