Which Sequence of Events Describes the Evolution of Brain Cells

question 16

Multiple Choice

Which sequence of events describes the evolution of brain cells and muscles?

• A)Brain cells evolved long before the evolution of muscles.
• B)Brain cells evolved first, and then muscles evolved shortly after.
• C)Muscles evolved first, and then brain cells evolved shortly after.
• D)Brain cells and muscles evolved together.

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Definitions:

Cartel

An agreement among competing firms to control prices or exclude entry of a new competitor in the market, often illegal or regulated by law.

Fixed Cost

A cost that does not change with an increase or decrease in the amount of goods or services produced or sold.

Cartel

An association of manufacturers or suppliers with the purpose of maintaining prices at a high level and restricting competition.

Marginal Cost

The increase in total cost that arises from producing an extra unit of output.