If a Lethal Mutation Occurs in a Dominant Allele, ____

question 24

Multiple Choice

If a lethal mutation occurs in a dominant allele, ____ individuals will die from its effects.

• A) only homozygous dominant
• B) only heterozygous
• C) only homozygous recessive
• D) both homozygous dominant and heterozygous
• E) both homozygous dominant and homozygous recessive

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Definitions:

Primary Olfactory Cortex

The brain region involved in the perception of odors, located within the temporal lobe.

Taste Receptors

Specialized sensory cells located on the tongue that detect taste modalities such as sweet, salty, bitter, and sour.

Scleral Venous Sinus

A circular channel in the eye that drains aqueous humor from the eye into the bloodstream, also known as the Canal of Schlemm.

Aqueous Humor

is a clear fluid located in the front and between the lens and the cornea of the eye, helping to maintain intraocular pressure and provide nutrients to the eye tissues.