Which Statement Correctly Describes the Role of Dark Matter in Galaxy

question 23

Multiple Choice

Which statement correctly describes the role of dark matter in galaxy formation?

• A) Where dark matter collects, the baryons follow.
• B) Where baryons collect, dark matter follows.
• C) Dark matter plays very little role in galaxy formation.

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Definitions:

Ingroup Bias

A tendency to favor one's own group over other groups.

Ingroup

A social group to which a person psychologically identifies as being a member.

Cohesion

The force or quality of sticking together, often used to describe unity or solidarity within groups.

Social Identity Theory

The theory that people define and evaluate themselves largely in terms of the social groups with which they identify.