Two Fossils May Be Assigned to Different Species If

question 64

Multiple Choice

Two fossils may be assigned to different species if

• A) they come from different places.
• B) they show no evidence of being capable of interbreeding.
• C) they come from different time periods.
• D) one appears to be ancestral to the other.
• E) they are anatomically different.

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Definitions:

Hardy-Weinberg Equation

A principle used in genetics to calculate the frequency of alleles and genotypes in a population's gene pool under ideal conditions.

Recessive Allele

An allele that only expresses its phenotype when two copies are present, as opposed to when a dominant allele is present.

Derived Trait

An evolved feature that distinguishes a species from its ancestors, arising during the species' history.

Phylogenic Study

The study of the evolutionary development and diversification of a species or group of organisms.