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Scientific Method Three Parts
863 wordsAristotle, Galileo, and Pasteur can be said to have contributed significantly, each in his own way, to the development of "The Scientific Method. " Discuss. What is the scientific method? In general, this method has three parts, which we might call (1) gathering evidence, (2) making a hypothesis, and (3) testing the hypothesis. As scientific methodology is practiced, all three parts are used together at all stages, and therefore no theory, however rigorously tested, is ever final, but remains at...
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Bacteria Cells Harsh Conditions
1,391 wordsAs hard as it is to believe, bacteria (also known to scientists as Bacillus, thuringiensis) are everywhere; on your hands, on door handles, theres even thousands bacteria on the period at the end of this sentence (Thats how small they are). Bacteria have been around for about 3. 5 billion years. They were the first life forms on earth and more numerous then any other species we know of. Yet, while they are extremely common, they are also very small. Bacteria can only be seen with microscopes and...
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Infectious Diseases Animal Experiments
1,143 wordsFor the past 20 years, there has a been an on going heated debate on whether experiments on animals for the benefit of medical and scientific research is ethical. Whether it is or isn't, most people believe that some form of cost-benefit test should be performed to determine if the action is right. The costs include: animal pain, distress and death where the benefits include the collection of new knowledge or the development of new medical therapies for humans. Looking into these different aspec...
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Spontaneous Generation Living Organisms
644 wordsFrom the time of the Ancient Romans, through the Middle Ages, and until the late nineteenth century, it was generally accepted that life arose spontaneously from non-living matter. Such "spontaneous generation" appeared to occur primarily in decaying matter. For example, a seventeenth century idea for the spontaneous generation of mice required placing sweaty underwear and husks of wheat in an open-mouthed jar. Then, waiting for about 21 days, during which time it was said that the sweat from th...
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Fermentation Process 000 Years Beer
332 wordsBetween 10, 000 and 15, 000 years ago, some humans discontinued their nomadic hunting and gathering and settled down to farm. Grain was the first domesticated crop that started that farming process. The oldest proven records of brewing are about 6, 000 years old and refer to the Sumerians. Sumeria lay between the Tigris and Euphrates rivers including Southern Mesopotamia. It is said that the Sumerians discovered the fermentation process by chance. No one knows today exactly how this occurred, bu...
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Ebola Hemorrhagic Fever Ebola Viruses
1,226 wordsRunning head: MICROBIOLOGY MODULE 1 Microbiology Module I July 14, 2009 Microbiology Module I Microbiology Module 1 Part A Dear Editor, Few days ago I have read the article published in a local newspaper claiming that Edward Jenner was the greatest microbiologist of all time and made the greatest contribution to public health. Although I do honor Edward Jenner and do consider him to be one of the greatest microbiologists of the century, the importance of other microbiologists and their contribut...
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Animal Rights Activists Ethical Treatment Of Animals
1,943 wordsArgument Research Paper Animal experimentation has been practiced for centuries to further our knowledge of the workings of the human body and to find cures for diseases (Chang 1998, p. 1). There is much contention in regard to animal testing despite its longtime practice in the United States and beyond, however, and both sides have compelling arguments to support their beliefs. Is animal testing truly a valuable tool in advancing medical research? Or is animal experimentation inhumane and archa...
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Bubonic Plague Edward Jenner
696 wordsDisease And Vaccinations In The Industrial Revolution Disease And Vaccinations In The Industrial Revolution The Industrial Revolution of the eighteenth and nineteenth centuries saw the advent of gross urbanization of factory towns and cities. Due to advancements in areas such as textiles and machinery, many people flocked from the countrysides of Europe (particularly Britain) to cities where they sought work was factory operators and machinists. To accommodate the tremendous influx of people, ch...
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Surgical Infection Medicine Today Diphtheria
433 wordsEarly Health and Medicine Today our personal health is often something we take for granted, because over the years we have developed more advanced vitamins, medicines, and cures for numerous sicknesses. In the early days, getting sick was much more terrifying than it is today. The cures for diseases were not much healthier than the diseases themselves. Any illness in the early 19 th century could be very serious, no matter how big or small. For example, today cancer is considered a very serious ...
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Degrees Celsius Test Tubes
1,993 wordsEffects of Temperature, pH, and Gelatin on Bromelain Introduction Bromelain is an organic catalyst that speeds up the rate of chemical reactions. Bromelain is used in this experiment to catalyze the break down of proteins and is called a proteolytic enzyme. Enzymes enable reactions to occur at a lower temperature and energy levels. This allows many reactions to occur inside living organisms that would otherwise have been impossible to take place. This enzyme is found in fruits, leaves, and stems...
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Process Of Fermentation Forms Of Life Pasteur
1,203 wordsLouis Pasteur was born on December 27, 1822, in D? le, a small town in France. He grew in a humble family and his father was a tanner. He graduated in 1840 from the College of Arts at Besancon and entered the prestigious Ecole Name Supervieure, Paris, to work for his doctorate degree. He chose for his studies the then obscure science of crystallography, which was to have a great influence on his career. Pasteur entered the scientific world as a professor of physics at the Lee of Tournon and star...
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Parce Qu Tr
1,338 wordsAndr? La Symphonie Pastorale Auteur Andr? Gide Andr? Gide est n? en 1869 et il est mort en 1951. Il habitat? Paris. Son p? re est mort en 1880, quand Andr? avait seulement onze ans. Il est? due? par sa m? re et sa tante. Son premier livre de po? sie est de 1892 et il s? appel ait Les po? sie's d? Andr? Walter. Plus tard dans sa vie il a d? court qu? il est un homosexual, mais major? cela il s? est mari? avec sa cousine en 1896. Dans les ann? es suivantes il a publi? beaucoup de livres, comme Les...
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Spinal Cord Rabid Dog
887 wordsThe final and Rabies Rabies The final and certainly most famous success of Pasteur's research was the development of a vaccine against rabies or hydrophobia as it is also known. The disease has always had a hold on the public imagination and has been looked upon with horror. It evokes visions of raging victims, bound and howling, or asphyxiated between two mattresses (Duclaux). The treatments applied to victims were as horrible as the supposed symptoms: this included cauterizing the bite wounds ...
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