Protozoa are one of the three main classes of parasites that cause diseases in humans. They are single-celled organism‚ and can only be seen under a microscope. When they invade a human they are able to multiply easily‚ which causes them to be at a great advantage and puts humans at a disadvantage. This helps them survive in the human body and causes a serious infection even with the arrival of a single protozoon. Infections caused by protozoa are contagious. Those protozoa that have inhabited the
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According to the National Institute of Allergy and Infectious Diseases stated that the “seasonal influenza sickens millions and cause thousands of hospitalizations and flu-related deaths” each year (National Institute of Allergy and Infectious Diseases). Influenza started in 1918. The pandemic flu from 1918 was so deadly that “in many of the victims‚ the influenza virus has invaded their lungs and caused pneumonia” (History). The flu “was first observed in Europe‚ the U.S. and parts of Asia before
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On December 30‚ 1691‚ the influential and scholarly Robert Boyle left science with a strong legacy of discoveries and experiments. The Irish physicist‚ chemist‚ and natural philosopher brought significant discoveries to chemistry‚ the theory of matter‚ and pneumatics. With much of his time being devoted to writing and studying‚ Boyle became interested in natural philosophy‚ religious topics‚ and ethical issues; even though some of these topics did not have much of an overlap with science‚ Boyle found
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really what counts. This is what Robert Frost‚ one of the best poets of the twentieth century‚ did to become a well known American poet. From back in the high school days he was one of those students who enjoyed writing‚ reading‚ and the sound of poetry. As the years went on‚ he worked very hard to be able to live and to support his family‚ but still wrote poetry on the side. He decided one day to pursue his dreams to become a poet‚ so he traveled to England to get his poems edited and soon one day
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13 Influenza 101- ENGLISH JACKY POH YEE LONG What is Influenza Influenza commonly referred to “flu‚ is an infectious disease caused by RNA viruses of the family Orthomyxoviride (the influenza viruses)‚ that affects bird‚ humans‚ and other mammals. The common symptoms of the disease are chills‚ fever‚ sore throat‚ muscle pains‚ severe headache‚ coughing‚ weakness/fatigue and general discomfort. The most frequent symptoms are sore throat‚ fever and coughs. In more serious symptoms‚ influenza
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Preston Pictures are at bottom Anthrax is a infectious disease caused by a bacterium called Bacillus anthracis. Anthrax most commonly occurs in livestock‚ but it can also occur in humans when they are exposed to infected animals or to tissue from infected animals or when anthrax spores are used as a bioterrorist weapon.Anthrax is most common in agricultural regions where it occurs in animals. Although anthrax can be found globally‚ it is more often a risk in countries with less s98\standardized
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ANTHRAX One of the most important responsibilities a Secretary of Defense has is to make sure the United States’ military members are protected as much as possible from any type of harm. Since the cease-fire of the Gulf War‚ the Joint Chiefs of Staff have discovered that anthrax has become the number one biological threat to our troops. With finding this information‚ the Secretary of Defense‚ William S. Cohen‚ has decided to ensure that each military member is protected from anthrax with its
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to learn how to prevent influenza Thesis Statement: Influenza can be prevented with simple preventive measures INTRODUCTION: Influenza‚ more commonly known as the flu‚ is one of the most common infectious diseases. It can be deadly. The flu affects everybody. It is a source of illness and death every flu season‚ which runs roughly through the fall and early winter months. Although for most people the infection is mild‚ since the early 1970s‚ researchers estimate that influenza has caused
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York City mayor‚ Edward Koch. This essay was written primarily to justify his position in favor of capital punishment. He explains to readers that although there have been attacks on his opinion‚ he has closely examined the opposing arguments and still supports the death penalty. Edward Koch does an excellent job in his efforts to persuade those who are morally opposed to capital punishment to change their opinions‚ or at least to examine the arguments more closely. In his essay‚ the author includes
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Anthrax Anthrax is a life-threatening infectious disease that originated in Egypt and normally affects animals; such as goats‚ cattle‚ sheep‚ and horses. Anthrax can be transmitted to humans by contact with an infected animal or their products. Over the years anthrax has received a great deal of attention as biologists have discovered that it can also be spread by a bioterrorist attack or as chemical warfare. Anthrax is not one of the diseases that spread from person to person. As of today‚ there
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