Listeria monocytogenes is a facultative anaerobe and it is a Gram-positive & nonspore producing organis. Enzymes such as catalases & produced by this bacteria to encounter peroxide effect (when peroxide is added-catalase positive), other biomolecules are useful to identify this bacteria is lipopolysaccharide, endotoxin.s found to not be a true endotoxin & beta hemolysin (positive on blood agar medium because Listeria is going to produce beta-hemolysin) unusual biomolecules that are helpful for identification or characterization. Solution Listeria monocytogenes is a facultative anaerobe and it is a Gram-positive & nonspore producing organis. Enzymes such as catalases & produced by this bacteria to encounter peroxide effect (when peroxide is added-catalase positive), other biomolecules are useful to identify this bacteria is lipopolysaccharide, endotoxin.s found to not be a true endotoxin & beta hemolysin (positive on blood agar medium because Listeria is going to produce beta-hemolysin) unusual biomolecules that are helpful for identification or characterization..

1. Listeria monocytogenes is a facultative anaerobe and it is a Gram-positive & nonspore producing
organis. Enzymes such as catalases & produced by this bacteria to encounter peroxide effect
(when peroxide is added-catalase positive), other biomolecules are useful to identify this bacteria
is lipopolysaccharide, endotoxin.s found to not be a true endotoxin & beta hemolysin (positive
on blood agar medium because Listeria is going to produce beta-hemolysin) unusual
biomolecules that are helpful for identification or characterization.
Solution
Listeria monocytogenes is a facultative anaerobe and it is a Gram-positive & nonspore producing
organis. Enzymes such as catalases & produced by this bacteria to encounter peroxide effect
(when peroxide is added-catalase positive), other biomolecules are useful to identify this bacteria
is lipopolysaccharide, endotoxin.s found to not be a true endotoxin & beta hemolysin (positive
on blood agar medium because Listeria is going to produce beta-hemolysin) unusual
biomolecules that are helpful for identification or characterization.