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Industrial Preparation of Penicillin

June 25, 2019 by askmicro
penicillin tablets

Penicillin is the beta-lactam antibiotic that is used for the bactericidal effect of gram-positive bacteria. It directly targets the cell … Read more

CategoriesAntibiotics 1 Comment

During which phase, gram positive bacteria is most susceptible to penicillin?

April 4, 2021June 25, 2019 by askmicro
phases if bacterial frowth

Bacterial growth refers to the increase in number of bacterial cells. Bacteria divide exponentially into the environment. Bacteria growth is … Read more

CategoriesBacteria, Bacteriology, Growth Leave a comment

Which structure acts like an “invisibility cloak” and protects bacteria from being Phagocytized?

June 25, 2019 by askmicro

The capsule is the structure that acts as an invisible cloak and helps the bacteria from phagocytosis. Characteristics of capsule: … Read more

CategoriesBacteria, Bacteriology, Structures 1 Comment

Sulfate reducing bacteria

June 25, 2019 by askmicro
sulfate-reducing.png

These are the bacteria that can use sulfate to accept the electrons during anaerobic conditions. These are basically the anaerobic … Read more

CategoriesBacteria, Bacteriology Leave a comment

Bacteria die when they are Refrigerated or Frozen?

April 4, 2021June 12, 2019 by askmicro
Bacteria die when they are refrigerated or frozen

Bacteria grow in their optimal conditions. They need optimal temperature and pH to grow. When these conditions change, bacteria are … Read more

CategoriesBacteria, Bacteriology 3 Comments

Denitrifying Bacteria

April 30, 2019 by askmicro
Denitrifying Bacteria

Denitrifying bacteria are those bacteria that can convert the nitrate into free nitrogen. These bacteria consume the soil nitrate and … Read more

CategoriesBacteria, Bacteriology 1 Comment

Enteric Bacteria

April 4, 2021April 20, 2019 by askmicro

Enteric bacteria are those bacteria that are present in the intestine. They belong to family Enterobacteriacea. They are gram negative … Read more

CategoriesBacteria, Bacteriology 2 Comments

Anaerobic bacteria

April 20, 2019 by askmicro
Anaerobic Bacteria

Anaerobic bacteria are those bacteria that cannot survive in the presence of oxygen Examples: Clostridium, Propionibacterium and Actinomycetes etc. Classification: … Read more

CategoriesBacteria, Bacteriology Tagsanaerobic bacteria, bacteria 18 Comments

Bacillus Cereus

April 4, 2021February 8, 2019 by askmicro

Ever experienced food poisoning after eating some reheated fried rice, the reason may be this naughty microorganism’s entry into your gastrointestinal … Read more

CategoriesBacteria 8 Comments

Centrifuge machine

June 14, 2020February 7, 2019 by askmicro

It is used for centrifugation Principle: Separate molecule on the basis of size and density. If size decrease it required … Read more

CategoriesInstruments and Equipments 1 Comment
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