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1) Compare gram-positive and gram-negative cell walls regarding:

(a) sensitivity to antimicrobial agents,
(b) resistance to phagocytosis,
(c) chemical composition, and
(d) decolorization by alcohol.

2) Recognize catabolic pathways utilized by the bacteria given below:

i) Pseudomonas Oxidizes glucose
ii) Lactobacillus Ferments glucose
iii) Alcaligenes Neither oxidizes nor ferments glucose
iv) Escherichia Oxidizes and ferments glucose

3) Chickens of Chernobyl and Belarus have curly feathers as the radiation leak and are not producing eggs. Feathers are made up of keratin, a protein and you already know that eggs are made up of protein and fat. You do additional testing and determine only nucleic acids are affected in chickens. World Health Organization sends you to Belarus to attempt to find out which of the radioactive elements released moved over that Country. So, which is the radioactive element and describe why?

Biology, Academics

  • Category:- Biology
  • Reference No.:- M913931

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