You Discover a Mutation in Sea Urchins That Causes Females

question 34

Multiple Choice

You discover a mutation in sea urchins that causes females to produce eggs lacking bindin receptors on the vitelline envelope.What would you expect to see if you exposed these eggs to normal sea urchin sperm?

• A) Polyspermy
• B) A thicker zona pellucida than normal
• C) The sperm taking longer to reach the underlying jelly coat
• D) The inability of the normal sperm to fertilize the eggs
• E) Faster formation of the fertilization cone

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Definitions:

Aesthetics

The branch of philosophy that addresses the nature of beauty, especially in art.

Hierarchy Of Scale

A principle in art and architecture where the size of figures is determined by their importance relative to other figures, rather than by their location or physical proximity, commonly used in ancient, medieval, and non-Western art.

Sinuous

Describes shapes or movements that are winding or curving in a graceful and smooth manner.

Domestic Setting

Environments or scenes relating to the home or household activities.