Question 4

(Multiple Choice)

What is the premise of the coevolution hypothesis of viral evolution?


A)Viruses appeared after the first cells were well established.
B)Viruses arose from excess DNA of cells.
C)Viruses first appeared before or at the same time as the first primordial cells.
D)Viruses first appeared about a million years ago and continue to evolve along with their hosts.
E)Viruses originated when some cells lost the ability to replicate on their own.

Answer