The causes of infection. Diseases can be classified as genetic‚ metabolic‚ or infectious. Infectious diseases are caused by bacteria‚ viruses‚ fungi and parasites that use our body as a host for reproduction and cause illness. Bacteria‚ viruses‚ fungi and parasites. These are all microorganisms which cause infection‚ yet they are all different in structure‚ required environment and conditions needed to thrive and multiply. Bacteria is a single celled organism. It’s shape and size can vary
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Rita Hrycuna English Comp 1 Descriptive Paragraph 1-11-13 The procedure taken at my last emergency room visit took many steps. The evening began by entering in to an overly crowded waiting area. Every chair that lined the walls was filled with a warm body‚ many of whom where hacking‚ coughing‚ sneezing and such. I approached the registration window and was greeted by a kind intake worker who proceeded to evaluate my situation. He then sent me around the corner to have my vitals taken and
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Impetigo is a common type of skin infection and is highly contagious. Most of the time it can appear on the hands‚ neck and face in children‚ Impetigo occurs rarely in adults but it is a sign of a more severe skin condition. There are many types of Impetigo: Impetigo Contagiosa‚ Bullous Impetigo‚ and Ecythma but out of all of these Ecythma is the most serious because it damages the second layer of the skin. People with Ecythma will have painful blisters that may turn into ulcers‚ scars and swollen
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Components of an Operating System In order to perform the actions requested by the computer’s users‚ an operating system must be able to communicate with those users. The portion of an operating system that handles this communication is often called the user interface. Older user interfaces‚ called shells‚ communicated with users through textual messages using a keyboard and monitor screen. More modern systems perform this task by means of a graphical user interface (GUI) in which objects to be
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Running Head: Operating Systems - Linux Operating Systems - Linux Prepared by Jackie Riddick University of Phoenix November 18‚ 2007 Operating Systems - Linux Brief History. Linus Torvalds created the Linux operating system in 1991 while he was still a student at the University of Helsinki in Finland. He developed and released the Linux kernel under the GNU General Public License so that its source code would be free to all and others could modify it to meet their specific needs. The
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spread of infection. 1. Understand the causes of infection. 1.1 You need to understand the differences between bacteria‚ viruses‚ fungi and parasites; this also covers cell structure and growth pathogens. 1.2 Common illnesses and infections include bacteria for example tuberculosis‚ MRSA‚ tetanus‚ gangrene‚ Legionnaires ‘disease‚ salmonella and conjunctivitis. Viruses like winter vomiting disease‚ measles‚ mumps‚ chickenpox‚ HIV‚ Hepatitis B‚ warts and influenza. Fungal infections a few examples
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UNIX/Linux‚ Mac‚ Microsoft Windows Operating System Differences University of Phoenix Abstract This paper will elaborate on the major differences of the main Operating Systems (OS)‚ which are UNIX/Linux‚ Mac®‚ Microsoft® Windows®. The areas of discussion for this paper will be on Memory Management‚ Process Management‚ File Management‚ and Security for each operating system. Operating Systems (OS) for a computer is the main processing software
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Amber Room Three hundred years ago‚ there was a great treasure‚ which was built by human hands. It is called the Amber Room. Art experts from Germany said it should be the 8th wonder of world due to its beauty. History‚ when recorded‚ is evidence that shows that the past actually happened. However‚ the Amber Room did not have the fate to stay in a physical form and became one of the interesting mysteries of the century. Many researchers are interested to discover the mystery of the Amber Room‚ however
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Operating System Security Security is the most important part of an operating system when it comes to keeping the system and its information safe. There are various aspects to the security piece in an operating system; which are protocols‚ kernel and encryption. The UNIX/LINIX‚ Apple and Windows Server 2008 all have protocol‚ kernel and encryption features. These features need to be enabled to the highest level in order to have the most security for each of these operating systems. Even
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Introduction Hepatitis B infection is one of the major and common liver infectious diseases worldwide‚ and caused by a small enveloped DNA virus‚ the hepatitis B virus (HBV). (Tong 2005Int J med Sci) Importantly‚ over 20 million people are infected annually with HBV and there are globally 350-400 million chronic carrier of HBV. (McMahon 2005.) Routes of infection include vertical transmission (through childbirth)‚ early life horizontal transmission (bites‚ lesions‚ and sanitary habits)‚ and adult
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