The Unique Feature of Sponge Development in Members of the Class

question 28

Multiple Choice

The unique feature of sponge development in members of the class Calcarea is the amphiblastula which

• A) produces new buds.
• B) generates gemmules.
• C) determines the types of spicules produced.
• D) turns inside out during its development.
• E) controls the process of regeneration.
• The ampiblastula is a developmental stage in members of the class Calcarea. It is also present in a few members of the class Demospongia.

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Definitions:

Scarcity

A situation in which resources are insufficient to satisfy all wants and needs.

Reactance

A motivational reaction to offers, persons, rules, or regulations that threaten or eliminate specific behavioral freedoms.

Compliance

The act of conforming to or following rules, regulations, or standards.

Lowball Technique

A persuasion and negotiation strategy where an initially favorable offer is made, only to be changed to less favorable terms after initial agreement.