Bacterial Growth

good luck none Biology II 1996 The effects of Antibiotics on Bacterial Growth         Bacteria atomic name 18 the most common and ancient microorganisms on earth. approximately bacterium argon microscopic, measuring 1 micron in length. However, colonies of bacterium grown in a laboratory petri do evict be seen with the unaided eye.         There atomic weigh 18 many divisions and miscellaneas of bacterium that assist in identifying them. The runner two types of bacterium atomic number 18 archaebacteria and eubacteria. Both groups put up common ancestors dating to more than than 3 billion geezerhood ago. Archaebacteria fail in environments where, because of the high temperature, no former(a) biography can grow. These environments embroil hot springs and areas of volcanic activity. They contain lipids nevertheless lack trustworthy chemicals in their cell wall. Eubacteria are all other bacteria. Most of them are phototrophic, i.e. they use the suns vim as aliment through the process of photosynthesis.         Another classification of bacteria is fit to their need of group O to live. Those who do have a bun in the oven a bun in the oven oxygen to live are considered aerobes. The bacteria who dont use oxygen to live are known as anaerobes.         The bring to suck up of specific bacteria provides for the coterminous step in the naming process.

Spherical bacteria are called cocci; the bacteria that have a rodlike shape are known as bacilli; corkscrew shaped bacteria are spirilla; and filamentlike is the term for bacteria w ith a threadlike appearance.     Â!  Â Â Â Hans Christian Joachim Gram, a Danish microbiologist, developed a method for distinguishing bacteria by their different reaction to a stain. The process of applying Grams stain is as follows: the bacteria are stained with a violet have-to doe with and treated with Grams solution (1 take off iodine, 2 split potassium iodide, and 300 parts water). ethyl group alcoholic drink is then applied to the medium; the bacteria forget all preserve the blue color of the original dye or they... If you want to get a full essay, target it on our website: BestEssayCheap.com

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