Which of the Following Best Describes a Monophyletic Taxon

question 74

Multiple Choice

Which of the following best describes a monophyletic taxon?

• A)A monophyletic taxon includes species from different evolutionary lineages.
• B)A monophyletic taxon includes an ancestral species and all of its descendants.
• C)A monophyletic taxon includes an ancestral species and only some of its descendants.
• D)A monophyletic taxon includes only the ancestral species.

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Definitions:

Categorical Variables

Categorical variables are types of variables in statistics that represent categories, possessing qualitative properties that differentiate one group from another.

One-sample Chi-square

A statistical test used to determine whether there is a significant difference between the observed frequencies and the expected frequencies in one categorical dataset.

Two-sample Chi-square

The Two-sample Chi-square test is a statistical method used to determine if there is a significant difference between the distributions of two categorical variables.

Expected Values

The predicted value of a variable, computed as a weighted average of all possible values.