BIO210 CH 6 EXAMS QUESTIONS AND ANSWERS
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intracellular infectious particle
best describes viruses
virus
a microscopic, acellular agent composed of nucleic acid surrounded by a protein coat
human, bacterial, animal cells
environments in which some viruses can replicate
bacteriophage
types of viruses that infect bacteria
phages
infect only bacterial cells
proteins and nucleic acids
at a minimum, all viruses are composed of
genome
the total nucleic acid content of a virus can be referred to as the viral
capsid and envelope
viral structure that can promote binding to a host cell
virion
a single __ could contain a genome of RNA only or DNA only but not both
reverse transcriptase
a preformed viral enzyme that synthesizes the nucleic acid DNA from the nucleic acid
RNA
adsorption, penetration, uncoating, synthesis, assembly, release
order of viral life processes
parasitism
relationship between viruses and their host cell
prophage
phage DNA that is latently incorporated into the bacterial host genome
yes
is it possible for a bacterial cell infected with a temperate phage to replicate?
defects, pocks, death
3 signs of viral growth in inoculated eggs
in vitro
inoculation of embryonic bird tissue is an ____ method of viral cultivation
persistent
__ infections are those which cells are infected yet show no cytopathic effects
giant cells, syncytia
cytopathic effects in virually infected animal cells
adsorption
viral adherence to a host cell receptor
glycoproteins
most viral spike proteins are
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intracellular infectious particle
best describes viruses
virus
a microscopic, acellular agent composed of nucleic acid surrounded by a protein coat
human, bacterial, animal cells
environments in which some viruses can replicate
bacteriophage
types of viruses that infect bacteria
phages
infect only bacterial cells
proteins and nucleic acids
at a minimum, all viruses are composed of
genome
the total nucleic acid content of a virus can be referred to as the viral
capsid and envelope
viral structure that can promote binding to a host cell
virion
a single __ could contain a genome of RNA only or DNA only but not both
reverse transcriptase
a preformed viral enzyme that synthesizes the nucleic acid DNA from the nucleic acid
RNA
adsorption, penetration, uncoating, synthesis, assembly, release
order of viral life processes
parasitism
relationship between viruses and their host cell
prophage
phage DNA that is latently incorporated into the bacterial host genome
yes
is it possible for a bacterial cell infected with a temperate phage to replicate?
defects, pocks, death
3 signs of viral growth in inoculated eggs
in vitro
inoculation of embryonic bird tissue is an ____ method of viral cultivation
persistent
__ infections are those which cells are infected yet show no cytopathic effects
giant cells, syncytia
cytopathic effects in virually infected animal cells
adsorption
viral adherence to a host cell receptor
glycoproteins
most viral spike proteins are
