Q195 / 200 · NEET 2022 (Phase 2) · Zoology

Pathogenic bacteria gain resistance to antibiotics due to changes in their :

  • A
    Cosmids
  • Correct answer
    B
    Plasmids
  • C
    Nucleus
  • D
    Nucleoid

Solution

Plasmids are extra chromosomal DNA in bacterial cytoplasm which provide additional feature to the bacteria such as antibiotic resistance, $\mathrm{N}_2$-Fixation, fertility, etc. Plasmid may contain resistance genes for several antibiotics.

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

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