<prompt> True statement regarding base excision repair isUsed only for the bases which are deaminatedUses enzyme called as DNA glycosylase which generates a basic sugar siteRemoves about 10 - 15 nucleotideRecognizes a bulk lesion  <response>: This is the first step of base excision repair. Bases modified by deamination, methylation, or by other chemical modification are removed by this kind of repair system. 