A Different Form of an Allele at a Particular Locus

question 76

Multiple Choice

A different form of an allele at a particular locus that can have no effect to major effects on the phenotype is a(n)

• A)allelic variant.
• B)mutated allele.
• C)polymorphism.
• D)All of the choices are correct.

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Definitions:

Chemoreceptor Mechanism

A physiological process involving receptors that detect changes in the chemical concentration of substances (such as oxygen or carbon dioxide) in the body and signal these changes to the nervous system.

Capillary Permeability

The ability of substances to pass through the tiny blood vessels called capillaries, which is critical for the exchange of oxygen, nutrients, and waste products between blood and tissues.

Plasma Colloid Osmotic Pressure

The pressure exerted by plasma proteins on the capillary walls, influencing the movement of water between capillaries and tissues.

Vasomotor Tone

Relatively constant frequency of sympathetic impulses that keep blood vessels partially constricted in the periphery.