Microinjection involves injection of large amount of DNA injection with needle having diameter greater than cell diameter injection of DNA into bigger cells All of these TRUE ANSWER : ? YOUR ANSWER : ?
In the liposome mediated gene transfer in plants, nucleic acids are stable in liposomes not stable in liposomes both (a) and (b) protected from nuclease digestion TRUE ANSWER : ? YOUR ANSWER : ?
Because of large size of Ti-plasmid, intermediate vectors (IV) are developed in which T DNA has been subcloned into pRN 3 pBR 322 based plasmid vector all of these pRK 2013 TRUE ANSWER : ? YOUR ANSWER : ?
The size of the virulent plasmid of Agrobacterium tumefaciens is 40-80 kb 140-235 kb >235 kb 80-120 kb TRUE ANSWER : ? YOUR ANSWER : ?
Opines are None of these amino acid derivatives found in normal tissues amino acid derivatives found in tumor tissues amino acid derivatives found in both normal as well as tumor tissues TRUE ANSWER : ? YOUR ANSWER : ?
Virulent strains of Agrobacterium contain large Ti-plasmids, which are responsible for the DNA transfer and subsequent disease symptoms. It has been shown that Ti-plasmids contain four sets of sequence necessary for gene transfer one set of sequence necessary for gene transfer three sets of sequence necessary for gene transfer two sets of sequence necessary for gene transfer TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following genes are constitutively expressed and control the plant induced activation of other vir genes? vir B and vir E vir C and vir D vir A and vir G vir A and vir B TRUE ANSWER : ? YOUR ANSWER : ?
T-DNA transfer and processing into plant genome requires products of which of the following genes? vir D,E All of these vir G,C vir A,B TRUE ANSWER : ? YOUR ANSWER : ?
Opines that are present in crown gall tumour include octopine all of these agropine nopaline TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is true about Agrobacterium tumefaciens? It causes crown gall disease of plants It infects gymosperms All of these It infects dicotyledonous angiosperms TRUE ANSWER : ? YOUR ANSWER : ?