One reason biologists consider viruses to be a part of life is that viruses
A) are composed of cells.
B) evolve.
C) live independently.
D) carry out physiological functions,independently of cells.
E) extract energy from the environment.

Question

Quizplus · Accepted Answer

Viruses have the ability to evolve, which is one of the defining characteristics of living organisms. However, they do not have the other characteristics associated with life such as independent metabolism or cellularity.

One Reason Biologists Consider Viruses to Be a Part of Life