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Biotechnology - MCQ Practice Questions

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

260 questions | 100% Free

Q.21Hard

Which DNA amplification technique is used to amplify sequences adjacent to a known sequence boundary?

Q.22Hard

In droplet digital PCR (ddPCR), the sample is partitioned into thousands of micro-compartments. What is the primary advantage of this approach?

Q.23Hard

Which DNA technology would be most appropriate for detecting point mutations and SNPs in cancer genomics?

Q.24Hard

What is the primary challenge in developing universal primers for metagenomic studies of microbial communities?

Q.25Hard

Which modification to standard PCR allows amplification of extremely long DNA fragments (>3 kb)?

Q.26Hard

Which PCR-based technique would be most suitable for detecting mutations associated with antibiotic resistance in Mycobacterium tuberculosis in clinical samples?

Q.27Hard

In the amplification of GC-rich genomic regions, which strategy is most effective to reduce secondary structure formation?

Q.28Hard

A researcher is performing digital PCR (dPCR) for absolute quantification of mutant KRAS alleles in circulating tumor DNA (ctDNA). Compared to conventional qPCR, what is the primary advantage of dPCR in this application?