Characterizing and classifying viruses, viroids, and prions Flashcards
1
Q
Virus
A
Miniscule, acellular, infectious agent having either DNA or RNA
2
Q
Causes many infections of humans, animals, plants and bacteria
A
Virus
3
Q
What are some characteristics of Viruses
A
Cannot carry out any metabolic pathways
- Neither grow no respond to the enviroment
- cannot reproduce independently, use host cell’s
- No cytoplasmic membrane, no cytosol, no oranelles
- Have extra cellular and intracellular state
4
Q
Extra Cellular State
A
Virion
5
Q
Protein coat (capsid) surrounding nucleic acid
A
Extracellular state
6
Q
Nucleic acis and capsid also called
A
Nucleascapsid