The Questions Below Refer to the Following Evolutionary Tree, in Which

question 59

Multiple Choice

The questions below refer to the following evolutionary tree, in which the horizontal axis represents time (present time is on the far right) and the vertical axis represents morphological change.

-Which species is most closely related to species W?

• A) V is most closely related to species W.
• B) X is most closely related to species W.
• C) Y and Z are equally closely related to W.
• D) It is not possible to say from this tree.

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Definitions:

Third Party

An entity that is involved in a situation or transaction but is not one of the principal parties.

Mate

A term often used to refer to a partner in a romantic or sexual relationship, or in the context of animal behavior, to describe pairing for reproduction purposes.

Cultures

The customs, social practices, languages, beliefs, and values that distinguish different groups of people and shape their ways of living.

Transition to Parenthood

The period of adjustment that couples or individuals undergo as they assume the roles and responsibilities of being parents.