Speciation

question 32

Multiple Choice

Speciation

• A) occurs at such a slow pace that no one has ever observed the emergence of new species.
• B) occurs only by the accumulation of genetic change over vast expanses of time.
• C) must begin with the geographic isolation of a small, frontier population.
• D) and macroevolution are synonymous.
• E) can involve changes to a single gene.

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Definitions:

Cubic Inches

A unit of volume measurement in the Imperial system, specifically measuring space in three dimensions, symbolized as in³.

Discriminant

A value derived from the coefficients of a quadratic equation that determines the nature and number of its solutions.

Real Solutions

Solutions to an equation that are real numbers, as opposed to complex or imaginary numbers.

Quadratic Formula

A formula that provides the solutions to a quadratic equation of the form ax^2 + bx + c = 0, with solutions given by (-b ± sqrt(b^2 - 4ac)) / (2a).