Virus And Bacteria Review Question Preview (ID: 24448)
Review For Differentiating Between Viruses And Bacteria.
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Which of the following are infectious RNA particles that cause disease in plants?
a) viroids
b) bacteria
c) viruses
d) prions
Which of the following cause disease?
a) bacteria
b) viruses
c) prions
d) all of the above
Which is/are unicellular?
a) bacteria
b) viruses
c) prions
d) all of the above
Which is/are considered obligate intracellular parasites?
a) bacteria
b) virus
c) prion
d) all of the above
Which has/have nucleic acid?
a) bacteria
b) viruses
c) prions
d) both bacteria and viruses
Which one's structure consists of a protein capsid and a nucleic acid core?
a) bacteria
b) virus
c) prion
d) all of the above
Which can exchange genes through conjugation?
a) bacteria
b) virus
c) prion
d) all of the above
Which can replicate through lytic life cycle?
a) bacteria
b) virus
c) prion
d) all of the above
Antibiotics cannot prevent viruses from making cell walls because viruses
a) have built up resistance
b) neutralize chemicals with toxins
c) do not have cell walls
d) produce natural antibiotics
Bacteria that are rod shaped are called
a) spirillium
b) bacillus
c) coccus
d) strep
This structure, present in some bacteria, enables the cell to survive harsh conditions like extreme heat or drought
a) cell wall
b) capsule
c) endospore
d) pilus
Pathogenic organisms
a) cause disease
b) can be virus, bacteria or prion
c) are untreatable
d) cause disease and can be viruses, prions or bacteria
Viruses can be transmitted or spread by
a) body fluids
b) contaminated food
c) contaminated water
d) all of these
Two major groups of bacteria are
a) archeabacteria and pathogenic bacteria
b) eubacteria and pathogenic bacteria
c) archeabacteria and prokaryotica
d) archeabacteria and eubacteria
How is lytic cycle different from a lysogenic cycle?
a) the host cell is destroyed in a lysogenic cycle
b) the host cell is destroyed in a lytic cycle
c) a provirus is formed during a lytic cycle
d) none of these
Viruses are not classified as living organisms because
a) viruses do not contain any proteins
b) viruses are not capable of replicating themselves without a host cell
c) viruses do not always contain DNA as their genetic material
d) viruses do not possess a nucleus
In which of the following types of infection will the infected host cell burst?
a) lysogenic
b) lytic
c) prophage
d) provirus
In which of the following types of infection will the infected host cell DNA become integrated with viral DNA?
a) lysogenic
b) lytic
c) prophage
d) provirus
Prokaryotes can move by the use of
a) plasmids
b) pili
c) flagella
d) endospores
The ____ of a prokaryotic cell contains peptidoglycan.
a) capsule
b) cell membrane
c) endonucleus
d) cell wall
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