Bacteriology
Toxins from pathogenic bacteria can be destroyed by freezing and cooking
Toxins are the metabolites that are produced by bacteria during their growth. These toxins are harmful to mankind. They produce … Read more
Acid fast Bacteria
Acid-fast bacteria are those bacteria that have mycolic acid in their cell wall. These bacteria stain acid-fast positive. This bacterium … Read more
Iron bacteria
“Iron bacteria are those bacteria that can accumulate iron from their environment.” These bacteria deposit iron and store iron as … Read more
Nitrifying Bacteria
Nitrifying Bacteria—The Important Player of Nitrogen Cycle: Nitrogen in the form of N2 makes 78% of the atmosphere. It makes … Read more
Encapsulated Bacteria
Encapsulated bacteria are those bacteria that contain polysaccharide capsule around their cell wall Examples: Streptococcus pneumonia, Hemophilus influenza Characteristics: This … Read more
Denitrifying Bacteria
Denitrifying bacteria are those bacteria that can convert the nitrate into free nitrogen. These bacteria consume the soil nitrate and … Read more
Enteric Bacteria
Enteric bacteria are those bacteria that are present in the intestine. They belong to family Enterobacteriacea. They are gram negative … Read more
Anaerobic bacteria
Anaerobic bacteria are those bacteria that cannot survive in the presence of oxygen Examples: Clostridium, Propionibacterium and Actinomycetes etc. Classification: … Read more