Polymerase Chain Reaction
Which of the following infection(s) can be diagnosed by the use of polymerase chain reaction?

All of these
HIV-1 and HIV-2 viruses
Mycobacterium tuberculosis
Hepatitis B virus

ANSWER DOWNLOAD EXAMIANS APP

Polymerase Chain Reaction
The efficiency of amplification in PCR in later cycles is reduced due to

insufficient enzyme and time to synthesize mass quantity of DNA
all of these
reduction in substrate concentration
build up of PCR product which competes with primers for hybrid formation

ANSWER DOWNLOAD EXAMIANS APP