How Is Polyspermy Prevented During the Fertilization of an Egg

question 4

Multiple Choice

How is polyspermy prevented during the fertilization of an egg?

• A) the corona radiata hardens
• B) the ZP3 glycoproteins are inactivated
• C) the egg secretes toxins that kill other penetrating sperms
• D) the acrosomal enzymes harden the zona pellucida
• E) the cell membrane of the oocyte polarizes

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Definitions:

Attribution/covariation Model

A psychological theory that explains how individuals infer the causes of their own and others' behavior by observing patterns of covariation.

Kelley's (1973)

Pertains to Harold Kelley's 1973 attribution theory in social psychology, which seeks to explain how individuals infer causes of behavior based on observed evidence.

People's Behavior

The actions or reactions of individuals or groups in a particular situation or context.

Voidable Preferences

Transactions that can be invalidated by a bankruptcy trustee, often because they unfairly favor one creditor over others.