Question

Transfer of T DNA depends on a set of genes called as ______ if they are present on ________

(a) vir, chromosome

(b) chv, tumour inducing plasmid

(c) chv, chromosome

(d) vir, whether they are present on tumour inducing plasmid or chromosome

The question was posed to me in an internship interview.

The query is from Vascular Plants in portion Using Other Organisms of Genetic Engineering

Answer 1

Correct choice is (c) chv, chromosome

To explain: Transfer of TDNA depends on a set of genes known as vir if present on tumour inducing plasmids and chv if they are present on chromosome.