Q18 / 200 · MHT CET - Medical 2026 (26 April Shift 1) · Biology

Point mutation is __________

  • Correct answer
    A
    change in gene
  • B
    change in one chromosome
  • C
    change in morphology of many chromosomes
  • D
    aneuploidy

Solution

Point mutation is a type of mutation that causes a single nucleotide base substitution, insertion, or deletion of the genetic material, DNA or RNA. It occurs at a specific point in the DNA sequence, leading to a change in the gene.

Therefore, point mutation is a change in a gene.

Answer: change in gene

Hence, the correct answer is option: 'A'.

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