A researcher uses Agrobacterium tumefaciens to introduce a gene into a plant cell. Which of the following is NOT a crucial step in this process?

Which of the following nematode infects the roots of the tobacco plants which reduce the production of tobacco?

Crystals of $Bt$ toxin produced by some bacteria do not kill the bacteria themselves because?

Which bacteria was the first to be used as biopesticide on the commercial scale in the world?

Golden rice is a transgenic variety of rice which contains good quantities of

Cry I endotoxins obtained from Bacillus thuringenisis are effective against?

Genetically modified plants have been useful in increasing

The slow ripening transgenic tomato was developed in USA by using?

Consider the following statements

I. Specific $Bt$ toxin gene have been isolated from $Bacillus{\rm{ }}thuringiensis$

II.$Bt$ toxin is coded by a gene named $cry$

III. $Bt$ toxin protein exists as inactive protoxins

Which of the statements given above are correct?

Pest resistant Bt cotton crop has been developed by transferring a gene from

The application of biotechnology includes all except