BIO 3124 Lecture Notes - Lecture 7: Penicillin, Gram-Positive Bacteria, Gram-Negative Bacteria

• School: University of Ottawa
• Department: Biology
• Course: BIO 3124
• Professor: John Basso

Document Summary

Quiz this (cid:449)eeke(cid:374)d. ne(cid:454)t e(cid:454)a(cid:373) (cid:449)o(cid:374)(cid:859)t (cid:271)e (cid:272)u(cid:373)ulati(cid:448)e, (cid:271)ut (cid:374)eed ge(cid:374)eral k(cid:374)o(cid:449)ledge fro(cid:373) first e(cid:454)a(cid:373). Need to discriminate between gram negative and positive, know 3 rules for naming and coccus etc. Co(cid:373)pati(cid:271)le solute: a(cid:374)(cid:455) (cid:272)he(cid:373)i(cid:272)al (cid:272)ell (cid:272)a(cid:374) (cid:373)ai(cid:374)tai(cid:374) at a(cid:374) i(cid:374)ter(cid:374)al (cid:272)o(cid:374)(cid:272)e(cid:374)tratio(cid:374), so it does(cid:374)(cid:859)t i(cid:374)hi(cid:271)it metabolic activity. Different microorganisms have different concentrations of solute that they prefer. Halotolerant: tolerate a high salt enviro(cid:374)(cid:373)e(cid:374)t, it(cid:859)s (cid:374)ot so(cid:373)ethi(cid:374)g the(cid:455) like (cid:271)ut high solute concentration they can live. Halophile: require the high solute concentration to grow. No(cid:374)halophile: orga(cid:374)is(cid:373)s that like a (cid:858)(cid:374)or(cid:373)al(cid:859) solute (cid:272)o(cid:374)(cid:272)e(cid:374)tratio(cid:374), (cid:374)or(cid:373)al is (cid:449)hat (cid:455)ou t(cid:455)pi(cid:272)all(cid:455) fi(cid:374)d around the human body. Condition that is optimized / at its maximum. Tolera(cid:374)t: wo(cid:374)(cid:859)t kill (cid:271)a(cid:272)teria, (cid:271)ut (cid:271)a(cid:272)teria (cid:449)ill tolerate. Ma(cid:455) (cid:374)ot gro(cid:449) (cid:271)ut (cid:449)ill sur(cid:448)i(cid:448)e, if it does gro(cid:449) it will grow at a reduced rate. Understand math, will be topic on quiz this weekend. If problems doing problem sets will be on exam.