Emily T. McMullin | Ask Microbiology

Filamentous Bacteria

April 4, 2021May 13, 2019 by Emily T. McMullin

Filamentous bacteria are those bacteria that produce long mesh-like filament by growing end to end. These bacteria are seen as … Read more

Operon Model

May 13, 2019 by Emily T. McMullin

Operon model was proposed by Francois Jacob and Jacques Monod. The operons are the genes that are coded for related … Read more

Photosynthetic Bacteria

May 13, 2019 by Emily T. McMullin

Photosynthetic bacteria are those bacteria that can prepare their own food by fixing the CO2 present in the environment. These … Read more

Toxins from pathogenic bacteria can be destroyed by freezing and cooking

May 13, 2019May 9, 2019 by Emily T. McMullin

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

April 4, 2021April 30, 2019 by Emily T. McMullin

Acid-fast bacteria are those bacteria that have mycolic acid in their cell wall. These bacteria stain acid-fast positive. This bacterium … Read more

Aerobic Bacteria

April 30, 2019April 30, 2019 by Emily T. McMullin

“Aerobic bacteria are those that can survive or grow in the presence of oxygen” Examples: Bacillus, Nocardia, Pseudomonas. Classification of … Read more

Iron bacteria

April 5, 2021April 30, 2019 by Emily T. McMullin

“Iron bacteria are those bacteria that can accumulate iron from their environment.” These bacteria deposit iron and store iron as … Read more

Encapsulated Bacteria

April 4, 2021April 30, 2019 by Emily T. McMullin

Encapsulated bacteria are those bacteria that contain polysaccharide capsule around their cell wall Examples: Streptococcus pneumonia, Hemophilus influenza Characteristics: This … Read more