The figure given below shows three velocity-substrate concentration curves for an enzyme reaction. What do the curves $a, b$ and $c$ depict respectively?

  • A
    $a -$ normal enzyme reaction,$b -$ competitive inhibition,$c -$ non-competitive inhibition
  • B
    $a -$ enzyme with an allosteric modulator added,$b -$ normal enzyme activity,$c -$ competitive inhibition.
  • C
    $a -$ enzyme with an allosteric stimulator,$b -$ competitive inhibitor added,$c -$ normal enzyme reaction
  • D
    $a -$ normal enzyme reaction,$b -$ non-competitive inhibitor added,$c -$ allosteric inhibitor added

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