MICROBIAL RECOMBINATION AND GENE TRANSFER QUIZ

The expression of gene X (which has promoter Px) is to be monitored. A gene fusion construction for carrying this work will

allow to monitor the expression of all genes with a promoter similar in sequence to Px

have the promoter of lacZ or some other reporter gene

give the same information as from a microarray

have Px but not the rest of the X coding region

TRUE ANSWER : ?
YOUR ANSWER : ?

Who discovered transposons (jumping genes)?

McClintock

Griffith

Abelson

Harvey

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is the cause for drug resistance in tuberculosis?

Transformation

Transduction

Conjugation

Mutation

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following genetic elements carry the genes required for integration into host chromosomes?

Tandons

Transposons

Replicon

Plasmids

TRUE ANSWER : ?
YOUR ANSWER : ?

A microarray differs from a gene fusion in that, it

carries DNA segments from many different genes

All of these

gives direct measurement of mRNA level

is not constructed by cloning

TRUE ANSWER : ?
YOUR ANSWER : ?

The term used for plasmids possessing both RTF and r determinants is

conjugative plasmids

None of these

non self-transmissible plasmids

non conjugative plasmids

TRUE ANSWER : ?
YOUR ANSWER : ?

The chromosomal genes, possessing fertility factor is known as

HFr

R factor

F factor

F prime factor

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following term describes the relationship between a virus and host where no new viral particles are produced and the viral genome is replicated along with host chromosome?

Lysis

Transformation

Lysogeny

Conjugation

TRUE ANSWER : ?
YOUR ANSWER : ?

Penicillin resistance in staphylococci is acquired due to

mutation

transduction

conjugation

transformation

TRUE ANSWER : ?
YOUR ANSWER : ?

What is term used for a bacterial cell that is able to take up naked DNA?

Competent

Infected

Liable

Complementary

TRUE ANSWER : ?
YOUR ANSWER : ?

↑