Which of the Following Describes the Behavior of a Variable

question 231

Multiple Choice

Which of the following describes the behavior of a variable cost per unit?

• A)It varies in increasing proportion with changes in the activity level.
• B)It varies in decreasing proportion with changes in the activity level.
• C)It remains constant with changes in the activity level.
• D)It varies in direct proportion with the activity level.

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Definitions:

Quantitative Trait

A measurable phenotype that varies among individuals over a given range to produce a continuous distribution of a phenotype. Quantitative traits are sometimes called complex traits; they’re also sometimes called polygenic traits because their variation can be attributed to polygenic effects (that is, the cumulative action of many genes).

Heritability

The proportion of variation in a trait among individuals that can be attributed to genetic differences.

Heritability

The proportion of observed variation in a particular trait that can be attributed to inherited genetic factors in a population.

Genetic Basis

The underlying genetic components and mechanisms that contribute to a specific trait, behavior, or condition in an organism.