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Over 300 INH resistant strains of TB (Myco/T) isolated from different pats in Sochi Olympics are screened by PCR. The data reveals 92.7% prevalence of specific G-C mutation in katG in strain from pat with both newly & previously diagnosed cases of TB. Best describe the type of mutation that result in INH resistance in the strains?


a)Inversion
b)Missense
c)Transversion replacement
d)Deletion
e)Nonsense




78sec.

C.

WHY C? for being late

Lol. You have a stopwatch? :p

Purine/pyrimidine switch.

What is a purine/purine change referred to as?

No simple math 17:27 - 17:23 =4min- 78sec = 2min 42sec late [ 78sec roll on exam]

GOOD Job.

aa

Thanks.

Transition
thnx

Clock's ticking on mine.