🔍
6. In an experiment, recombinant DNA bearing ampicillin-resistance gene
is transferred into E.coli cells. The host cells are then cultured on a
medium containing ampicillin. The result will be
(a) both transformants and non-transformants cannot survive.
(b) both transformants and non-transformants can survive.
(c) transformants only and not the non-transformants can survive.
(d) transformants cannot survive, but non-transformantscan not.
0 like 0 dislike

Related questions

A bacterial colony containing DNA made up of 100% N15 nitrogen bases is allowed to replicate in a medium containing N14 bases. After one round of replication the result would be a) All individuals ... Only 50% individuals would be hybrids d) All individuals would have DNA made up of 100% N14
Answer : b) All individuals will be hybrids...

View solution
0 like 0 dislike
1 answer

7. In a recombinant DNA technology a plasmid vector must be cleaved by a) the same enzyme that leaves the donor gene b) modified DNA ligase c) a heated alkaline solution d) four separate enzymes
Answer : a) the same enzyme that leaves the donor gene...

View solution
0 like 0 dislike
1 answer

An eazyme produced by HIV that allows the integration of HIV DNA into the host cell’s DNA is : (1) Ligase (2) Integrase (3) Helicase (4) DNA gyrase
Answer : Integrase...

View solution
0 like 0 dislike
1 answer

Select the incorrect statement out of the five given below about lac operon when Lactose is present in the medium. a) Gene - A gets transcribed into mRNA which produces β-galactoside permease b) ... polymerase transcribe Z-gene, Y-gene and A-gene e) Allolactose is the inducer of lac operon
Answer : Gene – A gets transcribed into mRNA which produces β-galactoside permease b) Inducer-Repressor complex is formed...

View solution
0 like 0 dislike
1 answer

31. The BamH I restriction site of the cloning vector pBR322 is situated on ... b) rop gene b) ampicillin resistant gene c) ori gene d) tetracycline resistant gene
Answer : d) tetracycline resistant gene...

View solution
0 like 0 dislike
1 answer

50.5k questions

47.1k answers

240 comments

7.0k users