One Type of Hereditary Mutation That Results in a Defect

question 18

Multiple Choice

One type of hereditary mutation that results in a defect in the enzyme hexosaminidase A and causes mental retardation is called

• A)albinism.
• B)Tay-Sachs disease.
• C)phenylketonuria.
• D)muscular dystrophy.
• E)prions disease.

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Definitions:

Genus

A term in taxonomy representing a higher classification grouping that consists of similar species.

Species

A congregation of organisms that resemble each other and can engage in gene exchange or reproduction.

Concrete

Describes a material composed of cement, water, sand, and gravel, used in building construction or a concept having a physical existence; tangible.

Physical Object

An entity that exists in the physical world and can be perceived by the senses.