Question

Which of the following is correct regarding AIDS causative agent HIV
A. HIV is enveloped virus containing one molecule of single-stranded RNA and one molecule of reverse transcriptase
B. HIV is enveloped virus that contains two identical molecules of single-stranded RNA and two molecules of reverse transcriptase
C. HIV is unenveloped retrovirus
D. HIV does not escape but attacks the acquired immune response

Answer 1

Correct Answer - B
Statement (b) is correct. The correct form of other statements are
(a) HIV is a virus containing ssRNA and reverse transcriptase enzyme enveloped by protein coat.
(c) HIV is enveloped retrovirus.
(d) HIV escapes the immune cells and attacks helper T-cells of immune system.