The Major Difference Between Protostomes and Deuterostomes Is the

question 65

Multiple Choice

The major difference between protostomes and deuterostomes is the

• A) presence or absence of cephalization.
• B) presence or absence of tissues.
• C) presence or absence of a coelom.
• D) type of body symmetry.
• E) way the body cavity forms.

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Definitions:

Demand

Refers to the quantity of a particular good or service that consumers are willing and able to purchase at various prices during a given period of time.

Price-Elastic

Describing a situation where the demand for a product significantly changes in response to changes in its price.

Demand Curve

A graphical representation of the relationship between the price of a good and the quantity demanded by consumers, normally downward sloping.

Revenue

The income that a business receives from its normal business activities, usually from the sale of goods and services to customers.