User contributions for 140317237

A user with 2 edits. Account created on 2 November 2014.
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19 October 2015

16 November 2014

  • 10:0010:00, 16 November 2014 diff hist +1,041 N A b toxin Created page with " A B toxins are toxins with 2 subunits, A and B. A B toxins are normally secreted by pathogenic bacteria. the A subunit is known as the 'active' subunit, because this subuni..."