Comprehension Q's

Question 1

June 2017 Paper 1

Refer to Q 10.1.)
Suggest and explain why AZT does not destroy HIV in the body but stops or slows the development of AIDS (3-4)

4

Answer 1

• Inhibits reverse transcriptase
• slows/ stops replication of HIV.
• Stops destruction of more T cells
• New HIV particles are still made.

Question 2

June 2017 Paper 1

Refer to Q10.2.)
Suggest and explain two advantages of using HAART (lines 7–9).

4

Answer 2

• Slows/ stops development of AIDS.
• HIV resistant to AZT is damaged.
• No new HIV particles made;
• Because HAART might interfere with viral protein synthesis.