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10 Jan 2018

Which of the following is a protein uniquely characteristic of retroviruses?

A. capsid envelope

B. glycoprotein

C. AIDS

D. reverse transcriptase

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Related questions

1. Which of the following criteria is not part of the ICTV classification system?
a. genome composition d. envelope
b. particle size e. spike proteins
c. Capsid symmetry f. host range

2. A viral Capsid is comprised of
a. nucleis acids c. carbohydrates
b. proteins d. lipopolysaccharides

3. fill in the blanks
In the Baltimore classification system, there are __________ classes of DNA viruses and __________ classes of RNA viruses (enter a number for each blank)

4. Plus strand RNA is
a. the mRNA c. the template strand
b. the coding strand d. the complement of the mRNA

5. fill in the blank
Reverse Transcriptase is an enzyme that catalyzes ____________ production from a ___________ template.

  1. The flu virus has a lipid envelope around its protein capsid(shell). The cold virus does not have an envelope. Which of thesetwo viruses is most quickly controlled by alcohol-based handsanitizers? Explain.

Question 1 10 pts Which class of anti AIDS drugs is used to prevent the virus from integrating into the host genome so that it can live indefinitely in a dormant state inside the host.


Question 2 10 pts Which class of drug interferes with the maturation of the virus by preventing a long nonfunctional polypeptide from being cut into three separate functional proteins?

Nucleoside reverse transcriptase inhibitor
Non-nucleoside reverse transcriptase inhibitor
Protease inhibitor
Integrase inhibitor
Fusion inhibitor
CCR5 inhibitor
Nucleoside reverse transcriptase inhibitor
Non-nucleoside reverse transcriptase inhibitor
Protease inhibitor
Integrase inhibitor
Fusion inhibitor

Question 3 10 pts What is the major limitation in the use of Nucleoside Reverse Transcriptase Inhibitors ( NRTIs) for AIDS treatment?

Question 4 10 pts What is the approximate annual cost of triple combination therapy for HIV infection


Question 5 10 pts Read the article in the Module 8 Learning Materials entitled New hope for babies with HIV:
http://www.cnn.com/2017/07/24/health/hiv-remission-southafrican-boy/index.html
Discuss the the study. Answer the following questions in your discussion:

CCR5 inhibitor
$2,000
$5,000
$15,000
$25,000
1. Describe the study and the results.
2. Give your personal opinion about this strategy for short-term treatment.
3. Do you think this might be a promising treatment for babies in third world countries, since lifelong treatment with triple combination therapies can be too expensive?

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