Penicillin resistance in staphylococci is acquired due to conjugation transduction mutation transformation TRUE ANSWER : ? YOUR ANSWER : ?
Diagnostic DNA probes have been developed for Mycobacterium tuberculosis All of these Human immunodeficiency virus Hepatitis B virus TRUE ANSWER : ? YOUR ANSWER : ?
Which type of plasmid can exist with or without being integrated into the host's chromosome? Lisosome Medisome Lysogen Episome TRUE ANSWER : ? YOUR ANSWER : ?
The type of recombination that commonly occurs between a pair of homologous DNA sequences is, mutagenic recombination general recombination site-specific recombination replicative recombination TRUE ANSWER : ? YOUR ANSWER : ?
In lysogeny, a bacteriophage transfers bacterial DNA bacteria take up double stranded DNA from the environment a bacteriophage genome is integrated into the bacterial genome DNA-degrading enzymes in the extracellular medium would stop the process TRUE ANSWER : ? YOUR ANSWER : ?
The main difference between a self-transmissible and a mobilizable plasmid is that the self-transmissible plasmid usually has a transposon inserted into it transfers antibiotic resistance genes transfers both strands of the plasmid DNA carries genes encoding the mating apparatus TRUE ANSWER : ? YOUR ANSWER : ?
The plasmids can be eliminated from a cell by the process known as curing breaking fixing expulsion TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following type of recombination does not require homologous sequences and is utilized by mobile genetic elements that move about chromosomes? Replicative recombination Site-specific recombination Mutagenic recombimation General recombination TRUE ANSWER : ? YOUR ANSWER : ?
A microarray differs from a gene fusion in that, it carries DNA segments from many different genes is not constructed by cloning All of these gives direct measurement of mRNA level TRUE ANSWER : ? YOUR ANSWER : ?
Inverted repeat sequences at each end and a gene encoding transposase is contained in which of the following transposable element? Composite transposon Insertion element Plasmid Virus TRUE ANSWER : ? YOUR ANSWER : ?