Mesozoans

question 28

Multiple Choice

Mesozoans

• A)have two cell layers.
• B)are flat,plate-like animals.
• C)gave rise to the sponges.
• D)have calcareous spicules.
• E)have two germ layers.

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Definitions:

Equilibrium Wage

The wage rate at which the quantity of labor demanded by employers equals the quantity of labor supplied by workers, leading to a balance without surplus or shortage.

Equilibrium Wage

The wage rate at which the quantity of labor demanded by employers equals the quantity of labor supplied by workers, resulting in a stable labor market condition.

Immigration

The action of coming to live permanently in a foreign country.

Opportunity Cost

The expense incurred by not choosing the second-best option while making a decision.