Standards That Represent Levels of Operation That Can Be Attained

question 81

Multiple Choice

Standards that represent levels of operation that can be attained with reasonable effort are called

• A) theoretical standards
• B) ideal standards
• C) variable standards
• D) normal standards

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Definitions:

Directional Selection

A type of natural selection in which one extreme phenotype is favored over other phenotypes, causing the allele frequency to shift over time in the direction of that phenotype.

Selection Differential

A measure of the difference between the mean phenotype of the selected parents and the mean phenotype of the general population.

Narrow Sense Heritability

A measure of how much of the variance in a trait among individuals in a population is due to additive genetic factors.

Neck Length

A physical trait referring to the distance from the base of an animal's skull to its shoulders, significant in studies of natural selection and adaptation.