Gene Transfer in Plants
Which of the following is not true for microinjection technique that involves transfer of DNA into protoplast?

It is carried out with the help of micromanipulator
It employs needle with diameter greater than cell diameter
The recipient cells are immobilized on artificial support or artificially bound to substarate
All of these

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Gene Transfer in Plants
Crown gall tissue

both (a) and (b)
retains tumorous properties when cultivated
can be cultivated in vitro in absence of bacteria
shows tumorous properties only in presence of bacteria

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