Mutation and Mutagenesis — MCQs

A chemical is tested for carcinogenicity by examining its mutagenic effects on bacterial cells in culture. Which of the following tests is used to make this determination?

Best method for the detection of mutations with low allele frequency is:

A frameshift mutation does not affect the complete amino acid sequence if it occurs in multiples of what number?

Ionizing radiation acts on tissue leading to

In CRISPR-Cas9 system, which repair mechanism is predominantly used for genome editing?

Antibiotic sensitivity and resistance of microorganisms are determined by

Transmission of R factor is by which mechanism?

What is a gene cassette?

The transfer of genetic information from one cell to another can occur by three methods. Phage mediated transfer of cell DNA into host is known as?

Which of the following statements is true regarding kappa, lambda, and heavy chain immunoglobulins?