Based on DNA studies,it seems that all life on Earth
A)belongs to one of just two kingdoms: plants and animals.
B)arose from one of five distinct ancestors that lived about two billion years ago.
C)requires oxygen to survive.
D)shares a common ancestor.

Question

Quizplus · Accepted Answer

DNA studies indicate that all life on Earth shares a common ancestor, meaning that all organisms are related in some way through a single line of descent. This is known as the theory of universal common ancestry. The other options are not supported by current DNA evidence.

Based on DNA Studies,it Seems That All Life on Earth