Viruses Flashcards
Infection victim
Host
Pathogen
Cause of infection
Vector
Transferes pathogen, from one host to another. Vector isn’t harmed by pathogen
Ability of pathogen to enter host & cause disease
pathogenicity
degree of destruction that pathogen causes
virulence
method by which pathogen enters body
portal of entry
obligate parasites that steal metabolism of living cells in order to replicate
viruses
viruses are alive T or F?
False. Not alive
Viruses are composed of What?
Protein coat, surrounding a nucleic acid
Nucleic acids in viruses are ?
Control molecules
Viruses kill the cell by what method ?
replication of virus that exceeds ability of cell membrane to contain it.
Viruses contain toxic materials & enzymes? T or F
False. Massive replication kills cells
What is inside capsid head ?
Nucleic acid/Genome or virion all same thing different names
Capsid head is made of ?
Proteins / capsomeres / protein coat
The capsid is what type of site ?
antigenic site