The Relative Lengths of the Frog and Mouse Branches in the Phylogenetic

question 7

Multiple Choice

The relative lengths of the frog and mouse branches in the phylogenetic tree above indicate that

• A) frogs evolved before mice.
• B) mice evolved before frogs.
• C) the homologue has evolved more rapidly in mice.
• D) the homologue has evolved more slowly in mice.

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Definitions:

Cross-sectional Research

A research method that involves analyzing data from a population, or a representative subset, at a specific point in time to identify patterns and correlations.

Age Ranges

The division of human life into distinct and often socially recognized periods, typically categorized by developmental stages.

Independent Variable

In experimental research, the variable that is manipulated or changed to observe its effect on the dependent variable.

Memorizing

The act of committing information to memory for later retrieval.