Virus Flashcards
1
Q
The smallest infectious agents (ranging from about 20 to 300 nm in diameter) that contain only one kind of nucleic acid (RNA or DNA) as their genome.
A
Viruses
2
Q
What is the entire infectious unit of a virus called?
A
virion
3
Q
How do viruses replicate?
A
living cells and are inert in the extracellular environment.
4
Q
How much ranging of virus size?
A
20 to 30 nm in diameter
5
Q
What is the only one kind of nucleic acid as their genome?
A
RNA or DNA
