Essay Samples on Bacteria

An Microbiological Overview of Salmonella Bacteria

Introduction Salmonella is a bacteria that infects intestinal tract. It consists of a group of bacteria that leads to typhoid fever, gastroenteritis, enteric fever, and food poisoning. Naturally, the bacteria are rod-shaped, gram-negative and with a cell composed of peptidoglycan. In Microbiology, gram-negative is a…

A Study on the Structure and Properties of Mycoplasma

Mycoplasma is a bacterial species that has no cell wall around its cell membrane (Beachey, 2015). Thus, due to the lack of a cell membrane, they are not affected by antibiotics such as penicillin and beta-lactam, which normally targets synthesis of the cell wall. Consequently,…

Cyanobacteria And The Cyanophage Diversity

Cyanobacteria (including genus Synechococcus) contribute to a vital role in the primary productivity in the coastal ecosystems, and prevail in huge concentrations in seas and oceans (Scanlan and West, 2002; Waterbury et al., 1986). Co-existence of distinct inherent groups of Synechococcus spp. at a single…

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