The right segment of octopine T-DNA (TR) is necessary for tumour formation enzymes for agropine biosynthesis all of these conjugative transfer TRUE ANSWER : ? YOUR ANSWER : ?
On Ti-plasmid T-region or T-DNA is flanked by a direct repeat of 30 bp 20 bp 25 bp 12 bp TRUE ANSWER : ? YOUR ANSWER : ?
Advantage of microprojectile method over microinjection method for gene transfer in plants include method is universal in its application irrespective of all shape, size, type and presence or absence of cell wall intact cells are used gene can be transferred to many cells simultaneously All of these TRUE ANSWER : ? YOUR ANSWER : ?
Agrobacterium tumefaciens is a gram (+) bacteria gram (-) bacteria a fungi a yeast TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is not true about the direct repeats flanking T-DNA? All of these These are important in integration mechanism They are conserved between nopaline and octopine Ti-plasmids These repeats are transferred intact to the plant genome TRUE ANSWER : ? YOUR ANSWER : ?
The transfer of intermediate vectors into Agrobacterium are brought about by biparental mating transformation triparental mating transduction TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is true about Agrobacterium tumefaciens? All of these It infects dicotyledonous angiosperms It causes crown gall disease of plants It infects gymosperms TRUE ANSWER : ? YOUR ANSWER : ?
Microprojectile method of gene transfer in plants involves delivery of DNA with the help of bolistics any of the above with the help of micromanipulator with the help of needles TRUE ANSWER : ? YOUR ANSWER : ?
Opines that are present in crown gall tumour include nopaline all of these octopine agropine TRUE ANSWER : ? YOUR ANSWER : ?
Integrated nopaline T-DNA occurs as three segments two segments four segments single segment TRUE ANSWER : ? YOUR ANSWER : ?