Part 6 HIV Multiple choice questions

26q: the chimpanzee subspecies pan troglodytes troglodytes has been established to be the natural reservoir of which groups of HIV-1 ?


a. M and O
b. N and O
c. M and N
d. None

answer c . M and N groups

27q: what are CRFs ?


Answer: CRFs are circulating recombinant forms . these are generated by infection of an individual with two subtypes of HIV viruses that then recombine and create a virus with a selective advantage .


28q: which subtype of the M group of HIV-1 viruses is most common in Europe, Australia and America ?


a. A subtype of M group of HIV-1
b. B subtype of M group of HIV-1
c. C subtype of M group of HIV-1
d. D subtype of M group of HIV-1

answer b . B subtype of M group of HIV-1

29q: which subtype of the M group of HIV-1 viruses is most common worldwide ?


a. A subtype of M group of HIV-1
b. B subtype of M group of HIV-1
c. C subtype of M group of HIV-1
d. D subtype of M group of HIV-1

answer c . C subtype of M group of HIV-1

30q: which subtype of the M group of HIV-1 viruses is most common in India ?


a. A subtype of M group of HIV-1
b. B subtype of M group of HIV-1
c. C subtype of M group of HIV-1
d. D subtype of M group of HIV-1

answer c . C subtype of M group of HIV-1