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

-Which of these five species originated earliest and appeared suddenly in the fossil record?
A) V
B) W
C) X
D) Y
E) Z

Question

The next few questions refer to the following evolutionary tree, whose horizontal axis represents time (present time is on the far right) and whose vertical axis represents morphological change.
 
-Which of these five species originated earliest and appeared suddenly in the fossil record?
A) V 
B) W 
C) X 
D) Y 
E) Z

Quizplus · Accepted Answer

The Answer of The next few questions refer to the following evolutionary tree, whose horizontal axis represents time (present time is on the far right) and whose vertical axis represents morphological change.
 
-Which of these five species originated earliest and appeared suddenly in the fossil record?
A) V 
B) W 
C) X 
D) Y 
E) Z

The Next Few Questions Refer to the Following Evolutionary Tree