CH 9 Archaeobacteria-prokaryotic organisms lacking peptidoglycan in their cell walls and differing from eubacteria in many ways. Binomial nomenclature-by Linnaeus where each organism is assigned a genus and specific epithet (2nd name) Cyanobacteria-photosynthetic, prokaryotic, typically uni...

Title: Exercise Seven – Plaque Assay for Determination of Phage Titre Introduction: One of the most numerous microorganisms known to man is viruses and these acellular agents can infect all types of cellular organisms. Viruses are considered infectious elements that contain a single type o...

A virus is an ultramicroscopic infectious organism that, having no independent metabolic activity, can replicate only within a cell of another host organism. A virus consists of a core of nucleic acid, either RNA or DNA, surrounded by a coating of antigenic protein and sometimes a lipid layer surr...

Bio 162 Bacteria Microrganism Assignment Morphology: N.gonorrohoeae is a gram negative cocci organism. The colonies are usually pinkish brown but after a 48-hour incubation period they turn clear brown. They span anywhere from .6 to 1.0 micrometers in diameter. They are usually seen in pairs ...

What is a Biofilm?You may not be familiar with the term "biofilm" but you have certainly encountered biofilm on a regular basis. The plaque that forms on your teeth and causes tooth decay is a type of bacterial biofilm. The "gunk" that clogs your drains is also biofilm. If you have ever walked in a ...