An Example of a Genetic Disorder in Humans That Results

question 84

Multiple Choice

An example of a genetic disorder in humans that results from a loss-of-function mutation is:

• A) cystic fibrosis.
• B) achondroplasia.
• C) Huntington's disease.
• D) myotonic dystrophy.
• E) No correct answer is provided.

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Definitions:

Antibiotic Resistant

Refers to bacteria that have evolved the ability to survive and grow in the presence of antibiotics that were originally effective against them.

Directional Selection

A mode of natural selection where an extreme phenotype is favored over other phenotypes, causing the allele frequency to shift over time.

Bacterial Population

A bacterial population consists of a group of bacteria residing in a specific area, which can exhibit growth, mutual interactions, and adaptation to their environment.

Mutation

A change in the DNA sequence within a gene or chromosome of an organism leading to the creation of a new character or trait not found in the parental type.