Examlex
Active star formation does not occur in elliptical galaxies because they:
Mimicking Emotions
The act of copying or displaying emotions that are not genuinely felt, often to fit into a social context or as a response to social cues.
Group Pressure
The influence exerted by a group that encourages members to change their attitudes, values, or behaviors to conform to group norms.
Social Facilitation
The tendency for people to perform differently when in the presence of others, usually performing better on well-practiced tasks.
Arousal
A physiological and psychological state of being awake or reactive to stimuli, often involved in motivation and performance.
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