One ______________ Is Defined as the Distance to a Star

question 105

Short Answer

One ______________ is defined as the distance to a star when the star exhibits a parallax of one second of arc.

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Definitions:

Stabilizing Selection

Natural selection that acts against extreme phenotypes and favors intermediate variants; associated with a population well adapted to its environment. Compare with directional selection and disruptive selection.

Natural Selection

The process by which individuals with traits better suited to their environment are more likely to survive and reproduce, driving the evolution of species.

Population

A collection of the same species individuals who live in a specified area and breed among themselves.

Hardy-Weinberg Principle

A principle stating that allele and genotype frequencies in a population will remain constant from generation to generation in the absence of other evolutionary influences.