Lost your password? Please enter your email address. You will receive a link and will create a new password via email.
Lorem ipsum dolor sit amet, consectetur adipiscing elit.Morbi adipiscing gravdio, sit amet suscipit risus ultrices eu.Fusce viverra neque at purus laoreet consequa.Vivamus vulputate posuere nisl quis consequat.
Nitrifying Bacteria—The Important Player of Nitrogen Cycle: Nitrogen in the form of N2 makes 78% of the atmosphere. It makes up the structure of living organisms. Nitrogen is present in proteins and DNA of living organisms. But despite such an abundance ...
Continue reading
Encapsulated bacteria are those bacteria that contain polysaccharide capsule around their cell wall Examples: Streptococcus pneumonia, Hemophilus influenza Characteristics: This capsule can be found either on gram positive or gram negative bacteria. The capsule is different from the cell wall of bacteria. It is ...
Continue reading
Denitrifying bacteria are those bacteria that can convert the nitrate into free nitrogen. These bacteria consume the soil nitrate and convert into free nitrogen thus decrease the fertility of the soil. Examples of denitrifying bacteria: Pseudomonas aeruginosa, Thiobacillus denitrificans. Habitat: These bacteria are usually ...
Continue reading
Enteric bacteria are those bacteria that are present in the intestine. They belong to family Enterobacteriacea. They are gram negative rods, oxidase positive, catalase positive, non-spore former, can grow in the presence of bile salts, they are facultative anaerobes. They ...
Continue reading
Anaerobic bacteria are those bacteria that cannot survive in the presence of oxygen Examples: Clostridium, Propionibacterium and Actinomycetes etc. Classification: There are three types of anaerobic bacteria. Obligate anaerobes: Obligate aerobes can’t survive in the presence of oxygen. They immediately die if oxygen is present ...
Continue reading
Fastidious Bacteria| From the Perspective of Microbiologist: The word ‘fastidious’ is taken from fastidiousness, meaning difficult to grow. The intent of the article is to provide readers with information about the general characteristics of fastidious bacteria. So, let’s start. What are fastidious ...
Continue reading
Mycoplasmas are the smallest known bacteria also called as Mollicutes. Mollicutes is derived from two Latin words Mollis and cutes meaning soft body. Mycoplasmas don’t have cell wall, they are wall less bacteria. Their size ranges from to equal to ...
Continue reading
Introduction Mycoplasma hominis are obligate parasites. They are dependent on external cholesterol source for the synthesis of their plasma membrane. So they need their host for the synthesis of plasma membrane and growth. They are dependent on host for getting most ...
Continue reading
Mycoplasmas are the smallest known bacteria also called as Mollicutes. Mollicutes is derived from two Latin words Mollis and cutes meaning soft body. Mycoplasmas don’t have cell wall, they are wall less bacteria. Their size ranges from to equal to ...
Continue reading
Mycoplasmas are the smallest known bacteria also called as Mollicutes. Mollicutes is derived from two Latin words Mollis and cutes meaning soft body. Mycoplasmas don’t have cell wall, they are wall less bacteria. Their size ranges from to equal to ...
Continue reading