Course

Microbiology

Study Pack

Set 5 Viruses

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Question 1

(Multiple Choice)

Free
A single virus-infected cell may produce up to __________ new virions.

A)10
B)100
C)1000
D)10,000
E)one million

Answer

Question 2

(Multiple Choice)

Free
A gene duplication event leads to a virus increasing the size of its genome.Which of these viruses will NOT accommodate the genome change easily?

A)tobacco mosaic virus
B)influenza A virus
C)rabies virus
D)polio virus
E)none is a correct choice

Answer

Question 3

(Multiple Choice)

Free
Which feature of the Mimivirus may lead to a radical redefinition of what constitutes a virus?

A)The size of its chromosome
B)the shape of its chromosome
C)the presence of genes for anabolic functions
D)the presence of genes for catabolic function
E)none of the above

Answer