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QUESTION

-All polymerases have a 3' to 5' exonuclease activity for error correction.

-All polymerases have a 3' to 5' exonuclease activity for error correction.

  1.  True
  2.  False

-The stacking of bases in double helices is similar to the interactions observed when the amino acid side chains involved in recognition are:

  1.  Leu and Ala.
  2.  Lys and Arg.
  3.  Asn and Gln.
  4.  Phe and Tyr.
  5.  Cys and Met.
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