Refer to the figure, which shows a variety of viruses. What do all of the viruses have in common?
A) They all have DNA as genetic material.
B) They all have RNA as genetic material.
C) They all are infectious.
D) They all infect eukaryotes.
E) They all possess enzymes for making mRNA from their genetic material.

Question

Refer to the figure, which shows a variety of viruses.  What do all of the viruses have in common?
A) They all have DNA as genetic material. 
B) They all have RNA as genetic material. 
C) They all are infectious. 
D) They all infect eukaryotes. 
E) They all possess enzymes for making mRNA from their genetic material.

Quizplus · Accepted Answer

All of the viruses shown in the figure are infectious. They differ in their genetic material (some have DNA and some have RNA), their shape (e.g. helical or icosahedral), and the type of organism they infect (e.g. bacteria or eukaryotes).

Refer to the Figure, Which Shows a Variety of Viruses