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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Gene Transfer in Plants
Opines are

amino acid derivatives found in tumor tissues
amino acid derivatives found in both normal as well as tumor tissues
None of these
amino acid derivatives found in normal tissues

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

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

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