Mutation and gene expression

NCERT Biology Class 12, Chapter 5

In molecular biology, transformation refers to uptake of foreign DNA leading to a change in cell phenotype: NEET Biology MCQ

Last updated: July 30, 2026

Reviewed by MedQGo Editorial Team | Last updated: July 30, 2026

In molecular biology, transformation refers to

Auptake of foreign DNA leading to a change in cell phenotype

Bgene transposition

Cproduction of frameshift mutations

DDNA transfer mediated by viruses between donor and recipient cells

Correct answer: A. uptake of foreign DNA leading to a change in cell phenotype

Transformation is the process by which bacteria take up free DNA from their environment, leading to changes in cellular characteristics.

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More Mutation and gene expression MCQs

Due to a mutation that changes a coding codon into a termination codon, such a mutation is known as Which of the following is not a term used to describe mutations in structural genes?Huntington gene's first exon shows (CAG)n repeats, with less than 35 repeats considered normal and more than 35 leading to Huntington disease. This mechanism of disease caused by the change in (CAG)n repeat number is known as Which mechanism generally causes only a change in gene expression levels?Which of the following can cause a frameshift mutation?