__________ Is the Operationalization and Numerical Measurement of Variables

question 18

Short Answer

__________ is the operationalization and numerical measurement of variables.

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Definitions:

Synonymous Substitution Rate

The rate at which point mutations occur in a DNA sequence that do not alter the encoded amino acid due to the redundancy of the genetic code.

Purifying Selection

Removes deleterious alleles from a population. It is a common form of stabilizing selection.

Molecular Clock Estimates

Techniques that use the rate of molecular change to deduce the time in geological history when two species or other taxa diverged.