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NEET Zoology - MCQ Practice Questions

Practice free NEET Zoology multiple-choice questions with detailed answers and explanations. Perfect for competitive exam preparation.

540 questions | 100% Free

Q.521Easy

In CRISPR-Cas9 technology, what is the function of the guide RNA?

Q.522Easy

Which vector is preferred for delivering genes into plant cells for genetic modification?

Q.523Medium

What is the main advantage of using embryonic stem cells (ESCs) in regenerative medicine?

Q.524Medium

In the context of gene therapy for hereditary diseases, what is the significance of using an inert viral vector that has had its pathogenic genes removed?

Q.525Easy

Which biotechnology application is primarily used to produce human insulin on a commercial scale?

Q.526Easy

What is the primary role of restriction endonucleases in genetic engineering?

Q.527Medium

In monoclonal antibody production using hybridoma technology, what is the advantage of fusing B cells with myeloma cells?

Q.528Medium

Which of the following applications of biotechnology can help in detecting antibiotic-resistant bacteria in clinical samples?

Q.529Medium

What is the principle behind the polymerase chain reaction (PCR) that allows exponential amplification of specific DNA sequences?

Q.530Easy

In the development of Bt crops (Bacillus thuringiensis), what is the inserted gene designed to do?

Q.531Medium

What is the primary concern with the application of synthetic biology in creating new organisms?

Q.532Medium

Which modern sequencing technology allows for real-time monitoring of DNA synthesis, reducing sequencing time and cost?

Q.533Hard

In gene editing using base editors, what advantage do they offer over traditional CRISPR-Cas9?

Q.534Medium

What is the significance of the Human Genome Project in biotechnology and personalized medicine?

Q.535Medium

In vaccine development using biotechnology, what is the advantage of mRNA vaccines (like those for COVID-19) over traditional inactivated vaccines?

Q.536Easy

Which of the following represents the correct order of steps in a standard PCR cycle?

Q.537Hard

In the context of organ transplantation, what is the potential application of xenotransplantation biotechnology?

Q.538Medium

What is the primary application of AFLP (Amplified Fragment Length Polymorphism) in forensic biotechnology?

Q.539Easy

In the development of Golden Rice, which essential nutrient was biofortified into the rice grain through genetic engineering?

Q.540Hard

What is the mechanism by which TALEN (Transcription Activator-Like Effector Nuclease) technology achieves site-specific gene editing?