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#Question id: 3651


__________________is spontaneous hydrolytic reaction that involves cleavage of the N-glycosylic bond between N-9 of the purine bases A and G and C-1 of the deoxyribose sugar and hence loss of purine bases from the DNA.

#XL - S Microbiology
  1. deamination

  2. oxidation

  3. depurination

  4. thymine dimer


Answer:- Option(s): 3


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#Question id: 3662

#XL - S Microbiology

______________ refers change to the DNA that affects expression of a gene but is not inherited.

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