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Arsenic in Water Person 1- For our table topic we are doing '.' The Environmental Protection agency has concluded that it must adopt a new standard for the amount of arsenic allowed in the nation's drinking water that is at least as though as the one proposed by the Clinton administration, officials said yesterday. Christie Whitman recom...
Comparison of Plant and Animal Cells Introduction Eukaryotic cells are very complex; there are many organelles, each serving a distinct function, present in eukaryotic cells. We can divide the eukaryotic group of cells in to two main groups, according to the presence of these membrane bound organelles, and the structural differences a...
How the Eagles Live My purpose of this paper is to explain the different types of eagles and how they live. The bald eagle has the scientific name of haliaetus leucocephalus and is named for its white feathers that cover its head and neck. It is from the family accipitridae. An adult bald eagle is usually 40 inches long, and...
Reaching the Breaking Point Have you ever heard a heterosexual talking about a homosexual, saying things like 'Jake would be a cool guy if he wasn't such a flamer' or 'I don't have a problem with gays, but I just want to know why he has to act so gay'? Perhaps you have even said something similar yourself. Unfortunately the catalyst of t...
: The True Story of a Lone Genius Who Solved the Greatest Scientific Problem of His Time is written by Dava Sobel. The book is called because it is about a clock maker who was able to determine longitude. Determining longitude was the superlative scientific question in the eighteenth century that Galileo and Newton were not able to resolve....
Introduction Some people may be annoyed by their car ?wearing out?. Kids may have trouble with rust forming on their bicycles. One may think how to prevent rusting, but do one knows what is happening when a metal corrode? ?Corrosion is defined as the involuntary destruction of substances such as metals and mineral building...
Chlamydia is the most common bacterial sexually transmitted disease in the United States today. The U.S. Centers for Disease Control and Prevention estimates that more than 4 million new cases occur each year. The highest rates of chlamydial infection are in 15 to 19-year old adolescents regardless of demographics or location. Pelvic inflam...
- Global Warming I have chosen to speak about Global warming because it is a major scientific issue in the media. Problems facing the environment today are vast and diverse. Destruction of the world's rain forests, the depletion of the ozone layer, air pollution, water pollution, chemical pollution and global warming are just some of...
INTRODUCTION As we all know, AIDS (Acquired Immune Deficiency Syndrome) is a fatal infection caused by the Human Immunodeficiency Virus (HIV). The virus attacks the body's immune system and, over a period of time, destroys it. This disables the body's ability to fight off infections by other germs and the growth of cancers, eventually resulti...
Chromosome Probes at the University of Toronto Uploaded: November 29, 1986. Sensitive chromosome probes recently discovered by a University of Toronto geneticist will make it easier to detect certain types of genetic and prenatal diseases, as well as being used to determine paternity and provide forensic evidence in criminal cases. Probe...
Cloud formations have always been observed by people, many centuries before our time. People were always fond of clouds. They always wondered why some clouds were dark and others were white and fluffy, and why some clouds are so up high and others were so low that they looked reachable by the human hands. The most recent classi...
Far beyond Earth in the solar nebula lies an ice belt and beyond that lay the four Jovian planets. They are Jupiter, Saturn, Uranus and Neptune. Jovian means "Jupiter- like" in which the rest of the jovian planets do coincide with the name. Uranus Neptune and Saturn, all carry the same traits as Jupiter. The jovian planets are large gas...
Three Toronto scientists have developed an organ transplant procedure that could, among its many benefits, reverse diabetes. The procedure was developed by Bernard Leibel, Julio Martin and Walter Zingg at the University of Toronto and the Hospital for Sick Children. The story of their work began in 1978, when they delved into...
The Development and Control of Chemical and Biological Warfare The year, 600 BC. Solon, the legislator of the Athenians, contaminated the River Pleisthenes with hellebores (skunk cabbage) to give the defenders of Kirrha violent diarrhea leading to their defeat. This is the first recorded use of plants as a source of chemicals for warfare....
