Which Statement Concerning Polygenic Traits Is Not True

question 24

Multiple Choice

Which statement concerning polygenic traits is not true?

• A) They are governed by more than one genetic locus.
• B) Their expression is often influenced by genetic/environmental interactions.
• C) The alleles have an additive effect on the phenotype.
• D) They are continuous traits
• E) The most frequently discussed are skin, hair and eye color.

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Definitions:

Glycogen

A complex carbohydrate stored in the liver and muscles, which serves as a primary form of energy storage in the body.

Starch

A carbohydrate consisting of a large number of glucose units, serving as a major energy source in the diet.

Monosaccharides

The simplest form of carbohydrates, consisting of single sugar molecules like glucose and fructose.

Fructose

A simple sugar found in honey and fruits that is sweeter than glucose and often used as a sweetener.