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:

Directory

In older operating systems, an electronic container that holds files and even other directories. Today’s operating systems use the term folder.

Command

A command issued from the Run utility in Windows to bring up a command prompt window.

Relational Operator

An operator that compares one side of an expression to another and is used in scripts.