During penetration of
A) lysozyme is used to allow entry of the phage capsid.
B) the tail acts as a "hypodermic needle," injecting the phage DNA into the cell.
C) the protein fibers digest a hole in the cell wall.
D) the bacterial receptor molecules open a hole through the cell wall.
E) coli by the T4 phage
Correct Answer:
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Q2: The term filterable viruses was coined by
A)Beijerinck.
B)Iwanowsky.
C)Twort.
D)d'Herelle.
Q3: Which does not refer to the shape
Q3: The protein projections on the surface of
Q4: A virion is a(n)
A)pathogenic virus.
B)subviral particle.
C)complete,extracellular virus
Q5: Phages that can either replicate and cause
Q6: The viral envelope closely resembles the
A)prokaryotic cell
Q7: A phage that replicates inside the host
Q9: The shape of the virus is determined
Q10: One of the most intensively studied virulent
Q11: What part of the attached bacteriophage enters
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