Elevated Temperatures at Which Temperature-Sensitive Mutants Do Not Work Are

question 55

Multiple Choice

Elevated temperatures at which temperature-sensitive mutants do not work are called ________ temperatures.

• A)restrictive
• B)permissive
• C)temperature-sensitive
• D)frame-shift
• E)point

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Definitions:

Huntington Disease

A hereditary neurodegenerative disease characterized by motor dysfunction, cognitive decline, and psychiatric issues.

Twenty-First Chromosome

One of the 23 pairs of chromosomes in humans, with an abnormality in this chromosome causing Down syndrome.

Down Syndrome

A genetic disorder caused by the presence of all or part of a third copy of chromosome 21, associated with physical growth delays, characteristic facial features, and mild to moderate intellectual disability.

Homozygous

Having two identical alleles for a trait.