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.

Question

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.

Quizplus · Accepted Answer

Species V is the most closely related to species W because they share a more recent common ancestor than any other species in the tree.

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