Bacteria: a benefit or a hazard? Bacteria is something we are all reminded of on a daily basis by merely switching on our televisions where we are bombarded with advertisements for both ‘good’ and ‘bad’ bacteria. Contrary to the view of the past when only so-called ‘bad’ bacteria was ever talked about‚ so what has changed? This essay will address the facts about bacteria including methods used in identifying bacteria as well as looking at specific examples of how they can be both helpful and harmful
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30 February 2014 Antibiotic Resistant Bacteria: What is it‚ how to prevent it and who it affects? In the United States alone‚ about 23‚000 people die from antibiotic resistant infections yearly. It is also one of the top 15 most dangerous illnesses in the country (United States House of Representatives). Antibiotic resistance is when bacteria develops a different response to an antibiotic that is its ancestor bacteria. Slight changes in bacteria enable the antibiotic to work and successfully
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In what critics have called and I agree with‚ “fascinating and oddly fun‚” Stiff: The Curious Lives of Human Cadavers explores a world left normally untouched by humor and brings it into a new intriguing light. This work of non-fiction is nothing like I’ve ever read before. I enjoyed reading every page of this book and I learned facts that I hadn’t know prior to. The writer’s style is totally cool and funny. If the approach to reading this book would be like reading a boring textbook‚ that assumption
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· Taxonomy ○ Science of classification ○ Provides an orderly basis for the naming of organisms and for placing organisms into a category (taxon) ○ Makes use of and makes sense of the fundamental concepts of unity and diversity among living things ○ Basic principle is that members of higher-levels groups share fewer characteristics than those in lower-level groups * Escherichia coli - rod shape and have a Gram-negative cell wall * Even members of the same species display variations
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to live in extreme conditions are called "extremophiles." Photo by: Dmitry Pichugin "Thermophiles" are microorganisms with optimal growth temperatures between 60 and 108 degrees Celsius‚ isolated from a number of marine and terrestrial geothermally-heated habitats including shallow terrestrial hot springs‚ hydrothermal vent systems‚ sediment from volcanic islands‚ and deep sea hydrothermal vents. -Encyclopedia of Environmental Microbiology‚ 2002. vol.3. Temperature and bacteria The
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Effectiveness on Gram Positive and Gram Negative Bacteria. INTRODUCTION: Bacteria are microbial organisms which are present in various environments. Many bacteria are good and help humans synthesize materials and assist in biological processes‚ such as digestion. However‚ some bacteria can cause harmful diseases. When harmful bacteria infects the body‚ people take antibiotics in order to suppress bacteria. Different antibiotics have different ways they suppress bacteria‚ and the efficacy of antibiotics depends
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difference between bacteria‚ viruses‚ fungi and parasites are: Bacteria are single celled organisms that can rapidly multiple themselves every 10 minutes up to 10 times each bacterial cell‚ but they do not live or reproduce in a human cell. When threatened they will make a copy of their DNA to enable them to come back to life in the right conditions. They are able to survive in most extreme living conditions including with and without oxygen‚ there are various types of bacteria such as Cocci/Coccus
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Science and technology affects us all in key positions that can determine the course of events in our lives and can also shape the consciousness of a generation. Science has interwoven with our lives up to such an extent that it influences the routine workings of our everyday lives. Technology such as “robots” is where we apply our scientific knowledge to achieve the goals of our interests. It is we who influences the technologies we create ourselves for our own purposes and good particularly‚ bring
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people see bacteria as something that is harmful and that causes nothing but illness and infections. Bacteria can actually be helpful as well. It can provide vitamins to your body‚ help digestion‚ destroy bad organisms‚ help make medicines and also help out with the environment. In this research paper‚ it will describe two bacteria that are helpful and sometimes harmful to humans and the environment‚ which are E. coli and Lactobacillus Acidophilus. E. coli E. coli is the bacteria that live in the intestines
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understand what bacteria and viruses are and how they affect us. In your own words‚ describe what bacteria are: Bacteria are single celled organism that creates sickness in organisms Bacteria Basics: http://biology.clc.uc.edu/courses/bio106/bacteria.htm http://en.wikipedia.org/wiki/Bacterial_cell_structure Bacteria have three possible shapes. Name each shape and draw a picture of each. How do bacteria get their energy? Bacteria get their energy by the http://www.ucmp.berkeley.edu/bacteria/bacterialh
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