The Cortical Reaction of Sea Urchin Eggs Functions Directly in ________

question 21

Multiple Choice

The cortical reaction of sea urchin eggs functions directly in ________.

• A) the formation of a fertilization envelope
• B) the production of a fast block to polyspermy
• C) the release of hydrolytic enzymes from the sperm
• D) the generation of an electrical impulse by the egg

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Definitions:

Somatosensory Cortex

A part of the brain responsible for processing sensory information from the body, including touch, temperature, and pain.

Motor Cortex

An area of the cerebral cortex responsible for the planning, controlling, and carrying out of voluntary movements.

Ménière Disease

Disorder of the middle ear resulting in vertigo and loss of balance.