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Place the steps in the HIV life cycle in the correct order.1.Assembly; 2.Integration; 3.Entry; 4.Fusion; 5.Attachment; 6.Budding; 7.Biosynthesis and cleavage; 8.Reverse transcription


A) 1,3,2,4,5,7,6,8
B) 1,2,3,4,5,6,7,8
C) 8,1,7,2,6,3,5,4
D) 4,6,3,7,2,8,1,5
E) 5,4,3,8,2,7,1,6

F) B) and C)
G) A) and C)

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MRSA can be fatal.

A) True
B) False

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Which of the following diseases is categorized as an opportunistic infection found in AIDS patients?


A) prolonged diarrhea
B) yeast infections of the mouth or vagina
C) cervical dysplasia
D) shingles
E) Kaposi's sarcoma

F) A) and B)
G) B) and E)

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Once SARS appeared in China,how long did it take for it to reach nine other countries/provinces via air travel?


A) 3 months
B) 6 months
C) 1 year
D) 2 years
E) 5 years

F) A) and E)
G) A) and D)

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The drugs that treat malaria can be used prophylactically,or before infection.

A) True
B) False

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How long did it take for bacteria to develop resistance to penicillin?


A) 6 months
B) 1 year
C) 4 years
D) 10 years
E) 25 years

F) B) and E)
G) A) and B)

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A disease is called an epidemic if people all over the world have the same disease.

A) True
B) False

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What do MDR TB and MRSA have in common?


A) They are both transmitted by mosquito bites.
B) They both cause tuberculosis.
C) They are both multiple drug resistant bacteria.
D) Infections with both of these have declined dramatically in recent years.
E) They are both viruses.

F) B) and D)
G) A) and B)

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SARS is thought to have arisen in China due to the consumption of civets.

A) True
B) False

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The organism that causes malaria is a


A) virus.
B) bacterium.
C) protist.
D) fungi.
E) worm.

F) B) and E)
G) B) and D)

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There is no point in taking antibiotics for a cold.

A) True
B) False

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An emerging disease is one that


A) is newly recognized in the last two decades.
B) has suddenly caused an epidemic.
C) is now present on multiple continents.
D) can infect both humans and animals.
E) can be transmitted in multiple ways.

F) A) and D)
G) D) and E)

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