The following questions refer to the evolutionary tree in Figure 22.4,whose horizontal axis represents time (present time is on the far right)and whose vertical axis represents morphological change.
Figure 22.4
-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.

Question

The following questions refer to the evolutionary tree in Figure 22.4,whose horizontal axis represents time (present time is on the far right)and whose vertical axis represents morphological change.
  Figure 22.4
-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.

Quizplus · Accepted Answer

V is the sister species of W, meaning they share a more recent common ancestor with each other than with any other species in the group.

The Following Questions Refer to the Evolutionary Tree in Figure