Consider a Mother with Normal Vision Who Has a Son

question 105

Multiple Choice

Consider a mother with normal vision who has a son with red-green color blindness. The mother was a "carrier" of the affected gene, as she had a normal phenotype but

• A) two recessive alleles.
• B) two dominant alleles.
• C) one dominant and one recessive allele.
• D) a codominant set of alleles.
• E) an incompletely penetrating genotype.

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Definitions:

Current Movement

The motion of water in a defined direction within bodies of water, influenced by various factors including wind, water density, and the Earth's rotation.

Section of Rocks

A specific segment or layer of rock within the Earth's crust studied for geological analysis.

Graded Bed

A sedimentary or volcanic layer that displays a gradational change in grain size from bottom to top.

Current Strength

A measure of the flow rate of water within ocean currents, typically quantified in terms of volume per time, such as cubic meters per second.