neet phase 2 registration

During which step of the polymerase chain reaction do primers bind to ssDNA? (A) Polymerisation (B) Annealing (C) Denaturation (D) Transformation

Inactivation of antibiotic resistance gene in a vector helps in the selection of (A) transformed bacterial cells (B) competent bacterial cells (C) recombinant bacterial cells (D) none of the above

Which of the following gene controls cotton bollworms in Bt crops? (A) cryIAc (B) crylAb (C) cryllAb (D) Both (A) and (C)

What is the advantage of stirred-tank bioreactors? (A) It purifies the product (B) It ensures anaerobic conditions in the culture vessel (C) It ensures availability of oxygen throughout the process (D) All of the above