An Individual Is Called Homozygous for a Gene When the Alleles

question 40

True/False

An individual is called homozygous for a gene when the alleles from both parents for that gene differ.

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Definitions:

Cochlea

A spiral-shaped, fluid-filled inner ear structure that plays a key role in the process of hearing by converting sound waves into nerve impulses.

Retina

The light-sensitive layer of tissue at the back of the inner eye that converts light images into neural signals sent to the brain.

Optic Disk

Area of the retina where the optic nerve exits the retina; lacks photoreceptors and so causes a blind spot.

Optic Pit

A small depression in the optic disc where nerve fibers exit the eye, contributing to the blind spot.