A Polymorphism Is a Nucleotide Pair, Gene, or Region of the Genome

question 132

Multiple Choice

A polymorphism is a nucleotide pair, gene, or region of the genome:

• A)that has recently undergone mutation.
• B)that has escaped DNA repair mechanisms sometime in the past.
• C)for which every individual is homozygous.
• D)that decreases the risk of a genetic disease.
• E)that increases the risk of a genetic disease.

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Definitions:

Domestic Animals

Animals that have been selectively bred and adapted over generations to live in close association with humans.

Savannas

Grassland ecosystems characterized by sparse tree coverage, found in regions bordering tropical rainforests or in semi-arid climates.

Desert Plants

Desert plants, also known as xerophytes, are adapted to survive in arid environments through features like thick cuticles, deep roots, and reduced leaf surfaces.

Adaptations

Modifications in structure, function, or behavior that make an organism better suited to its environment, enhancing its survival and reproduction.