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Central Nervous System Part Of The Brain
5,865 wordsWhen we discuss our brain, we usually focus on the brains ability to think. That task alone is extremely complex and involved, but the brain also has many other tasks. Most of the time the brain is on autopilot, meaning that most of the activities preformed are just automatic. Our five senses; sight, sound, touch, taste, and smell, are automatically preformed in our brains. We don't have to think about how something sounds, we just hear it and we then interpret that sound. The largest area of ou...
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Cancer Has Spread First Three Years
1,501 wordsCancer is a group of many different diseases that have some important things in common. They all affect cells, the bodys basic unit of life. To understand different types of cancer, such as Bladder Cancer, it is helpful to know about normal cells and what happens when they become cancerous. The body is made up of many types of cells. Normally, cells grow and divide to produce more cells only when the body needs them. This orderly process helps keep the body healthy. Sometimes cells keep dividing...
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Censorship And The Catcher In Rye
1,009 wordsKatie Johnson sent me the exact info about the censorship of "The Catcher in the Rye." She found it in "Banned Books: Suppressed on Social Grounds" by Dawn B. So. vol. 2. New York: Facts on File, c. 1998. 'The novel has long ignited disapproval, and it was the most frequently banned book in schools between 1966 and 1975. Even before that time, however, the work was a favorite target of sensors. In 1957, Australian Customs seized a shipment of the novels that had been presented as a gift to the g...
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The Eye And Laser Surgery
1,557 words... pascal pulse of 250 is very long compared to other lasers. The discharge is build up in three phases: 1) X-ray pre-ionisation provides a homogeneous distribution of electrons in the discharge area. 2) A high voltage pre-pulse with a very fast rise time multiplies these electrons in an avalanche process, providing a homogeneous ignition of the discharge. Finally the main pulse gives the high current at moderate voltage to create the laser output. The energy per pulse is 1 Joule. With a repeti...
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Breast Cancer Middle Aged
930 wordsBefore proposing my solution, I must first explain the problem that I intend to solve. The problem is breast cancer. At the current rate, over 192, 000 women in the United States will be diagnosed with it this year, 40, 200 of which will die. It is the leading cause of death among middle aged women. If these facts seem impersonal, then you should know that one of every nine women in this classroom will be diagnosed with cancer and that in the length of one class period over eight women will die ...
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Adult Dna Cloning Human Cloning Technology
1,788 wordsThe possibility of human cloning was raised when Scottish scientists, led by Dr. Ian Wilmut at the Roslin Institute, created the much-celebrated sheep "Dolly." Being the first mammal ever cloned this aroused worldwide interest and concern because of its scientific and ethical implications. The feat, cited by Science Magazine as the breakthrough of 1997, also generated uncertainty over the meaning of "cloning" -- an umbrella term traditionally used by scientists to describe different processes fo...
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Organ Donation Organ Transplant
4,523 wordsHarry Wilson is one lucky man; even Harry's doctors cannot believe how lucky he is. You see, Harry, at age 54, was dying. He had to have both of his kidneys removed, they were failing and he had been on an organ donation list for the past two years without success. Harry's children were tested for compatibility but without success. Harry's own brothers and sisters were tested for compatibility but still no success. Now you may ask, how in the world could anyone consider Harry Wilson lucky? Well ...
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Environmental Protection Agency Hudson River
2,189 wordsFor the past year, the subject of polychlorinated biphenyls in the Hudson River and what should be done about them has been discussed by politicians and residents all over the capital region. Often the top story on the local news, the front page headline of the newspaper, the subject of a special on television, or the reason for a town meeting, dredging has become a much debated topic. With all the information being exchanged and opinions published, it is easy for the average person to become co...
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Carbon Dioxide Uric Acid
925 wordsAim: Exretory System Excretory System Aim: To examine and understand the structure, function and differences between different types of excretory systems. The difference between excretion and egestion is that whereas excretion is the process of removing toxic waste by-products of the body s metabolism, egestion is the removal of indigestible remains / substances through the alimentary canal. Through egestion, substances that were not able to be used in the body are removed, and through excretion...
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2 H 2 O Hydrogen Bonds
1,701 wordsLiquids and Solids How do the strengths of the intermolecular attraction compare btw solids, liquids, and gases at room temperature? What is the difference btw intermolecular bonds and intramolecular bonds? Explain how dispersion forces form. Explain how dipole-dipole and hydrogen bonds form How does viscosity change with increasing and decreasing temperature? Why is boiling a cooling process How does pressure effect the boiling point of a substance? How do intermolecular bonds effect the boilin...
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