NEET Zoology (general) MCQ Question
Which of the following statements about bioreactors and recombinant DNA technology is correct?
Bioreactors require an oxygen delivery system to maintain culture viability.
Restriction endonucleases can cut DNA at random locations within the sequence.
Gel electrophoresis is used to combine DNA fragments into a single strand.
The product of recombinant DNA technology is always a larger DNA molecule.
Correct Answer
Detailed Explanation
Bioreactors are equipped with an oxygen delivery system to ensure adequate oxygen availability for microbial growth and product formation. This is crucial for maintaining the viability of the culture, as stated in the NCERT context. Other options misrepresent the roles of enzymes and techniques in recombinant DNA technology.
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