Microbiology (BIOL 2420) Instructor: khalid attisha Course Information Biol 2420 6122 2012 (78913 ) Syllabus Biol 2420 6122 2012 (78913) Syllabus BIOL 2420 Summer I 2012 (81786) Syllabus BIOL 2420 Spring 2013 (32115) Syllabus BIOL 2420 Spring 2013 (32117) Syllabus BIOL 2420 Summer I 2013 (45019) Syllabus