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Mr. Dubey • 100.64K Points
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Q. Which statement about restriction enzymes are false?

  • (A) Restriction enzymes cut DNA at specific sequence called recognition sites
  • (B) A restriction enzyme always cut DNA to leave the same sequence at the ends
  • (C) Some restriction enzymes cut the two DNA strands at slightly different points within their recognition site to make a 'sticky' end
  • (D) Restriction enzymes are exonucleases rather than endonucleases
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