Name:________________________________________ Biol 2420 Fa15 Exam 3 Study Guide This guide is not guaranteed to include everything that will be on the exam. Please review your class notes, class slides, homework assignments, and supplement with the class text as needed. I also recommend that you read the article “The Challenge of Antibiotic Resistance” by S. Levy if you need further clarification on antibiotic resistance. 1.) What are the substrates required for each of the following
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Food Safety and Information Bulletin “Food borne illness is a major health issue facing Americans. There are between 6.5 million and 81 million cases of food borne illness and as many 9,100 related deaths occur annually. Illnesses from pathogenic bacteria appear to be increasing each year.” (MSUcares.com, 2009) When purchasing foods one must be aware of expiration dates, damaged packaging, proper storage temperatures and freshness of the product. Issues of such nature can cause food to become contaminated
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considered a health risk for treasury workers due to impairment of lung function so they were withdrawn from circulation. Turkish and Burmese notes have more potential pathogens, including S. aureus, E. coli, P. aeruginosa, and Shigella flexneri. Viruses were not tested on money, but the potential for transmission on money is obviously possible. In the past, even dating back to aristocratic pactice of having servants iron money for both appearance and
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Take Home Test #1 1) What bacteria can be found associated with human breast milk in the typical, normal situation? Bacteria that can be found in human breast milk are very diverse. The typical bacteria that are found in human breast milk have the genus of: Bifidobacterium, Enterococcus, Kocuria, Lactobacillus, Lactococcus, Leuconostoc, Pediococcus, Propionibacterium, Rothia, Staphylococcus, Streptococcus, and Weissella (Leónides). According to Dr. Leónides and his expertise colleagues, the most popular of the bacteria that are found within
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Bioterrorism has attacked the United States with viruses and bacteria that pose a high risk to the public, easily spreads and results in high death rates in short amounts of time; this frightening dilemma should be handled and addressed seriously for future prevention. Bioterrorism is a release of agents that come from nature, but can be manipulated to have the ability to cause serious diseases: Anthrax, Small Pox, Cholera, and Malaria are some of the examples of biological agents. All of these biological
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all consumers take extra care and precautions keeping food safe in the wake of this drastic rise in food-borne epidemic. Pathogens in our food are: • Bacteria in Food • Viruses in Food • Moldy Foods • Parasites in Food • Prions in Food Phoenix has experience and increase in bacteria and virus in food incidents. Bacteria in food can be contaminated before harvested and make their way to the dinner table of unprepared foods. Good agricultural practices can reduce the risk but
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According to the World English Dictionary Bacteria is a very large group of microorganisms comprising one of the three domains of living organisms. They are prokaryotic, unicellular, and either free-living in soil or water or parasites of plants or animal (World English Dictionary, 2011). Most people view bacteria as a germ or an unhealthy parasite. However there are many Bactria's that are health and germ free. Ordinarily, bacteria can be found on your everyday house hold products even in your food
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of distortion. Edward Jenner- Studied small pox. Came up with the first vaccine for smallpox. Alexander Fleming- Discovered lysozyme (an enzyme) was found in tears, saliva, and sweat could kill bacteria. What issues and types of instruments are involved in visualizing bacteria and viruses with a compound light microscope? Reflection- transmission-absorption with florescence-refraction. Condenser-is a lens that serves to concentrate light from the illumination source that is in turn
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different bacteria, some good and some bad called pathogens, which can make a human ill. When a pathogen enters the body it attaches to cells, potentially damaging the cells and releases its toxins. The bodies white blood cells can destroy the pathogens however while the body destroys the pathogens it may also damage the surrounding tissue. In most cases antibiotics can be taken to kill the bacteria, it does this by stopping their growth or killing them it does this by preventing the bacteria from building
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The most common causes of diarrhea are viral infections, or bacterial infections.(Campylobacter, Salmonella, Shigella, and Escherichia coli (E. coli). . Some other causes are hepatitis, caffine, blood pressure medications and cancer medications. Bacteria are everywhere from the foods you eat to the screen on your phone, the most common food-related causes of diarrhea are from food that was not refrigerated well enough or has gone bad before it was eaten. Other causes of the disorder are irritable
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