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Science & Nature Essays and Term Papers
Biotechnology In FoodREG MITCHELL's defence of ``Frankenfoods'' -- genetically engineered (GE)farm products -- in his Oct. 9 article ``So-called Frankenfoods have no more pathogens than are found in nature'' is a repetition of the mantra we hear daily from the global corporations that dominate agricultural ...
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Longitude: 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 . Determining was the superlative scientific question in the eighteenth century that Galileo and ...
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Mineralsare required to build soft and hard body tissue. Without then
we wouldn't exist. They also help out with the nervous system the contraction of
mussels and help the blood flow properly.
are classified into 2 major groups. The major elements such as
calcium, magnesium, iron, iodine etc. Then the ...
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Lasers 4The laser is a device that a beam of light that is both scientifically and practically of great use because it is coherent light. The beam is produced by a process known as stimulated emission, and the word "laser" is an acronym for the phrase "light amplification by stimulated emission of ...
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The EPA: Can It, Will It Save Our Environment??
Pollution of our environment is an issue that concerns each and every one
of us. "The threat of environmental degradation now looms greater than the
threat of nuclear war." Patrick Henry said, "I know no way of judging the
future but by the past." In the past man has trampled on the ...
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KangaroosFamily: Macropodae
Genus and Species: Macropus Giganteus
HOW THE KANGAROO GOT ITS NAME
When European explorers first saw these strange hopping animals they asked a native Australian (aborigine) what they were called.
He replied "kangaroo" meaning "I don't understand" your question.
The ...
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Fusion: Our Future's Energy?Fusion energy seems to be the most promising energy source of the not-too-distant future. It is safe, it uses an energy supply that is so abundant that it will never run out, it gives off harmless waste, and it produces energy comparable to the Earth's sun! But are there any problems with this ...
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Breast CancerIn the United States in 1995 alone, 43,063 died from . It is the number two cancer killer and the number one cancer in females ages 15 to 54. On average if a woman gets this disease, their life expectancy drops nineteen and a half years. This cancer is within the top three cancers of all women ...
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The Use Of Pollen Analysis InThe remains of ancient plants can provide a wealth of archaeological information about a site, with many methods being available to the archaeologist engaged in extracting this data. Perhaps one of the most widely-known of these techniques, possibly because of its attractive nature, is pollen ...
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Venomous Creatures Of The West PacificThe terms venom and poison are often used interchangeably. Although both venomous and poisonous animals have potentially dangerous toxins in their bodies, the way that toxin is delivered differs.
Venomous animals have an active delivery system and may use their toxin for protection or to help ...
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Causes Of SchizophrenizSchizophrenia is one of our most important public health problems. It is a common, tragic, and devastating mental illness that typically strikes young people just when they are maturing into adulthood. Once it strikes, morbidity is high (60 percent of patients are receiving disability benefits ...
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TitaniumWilliam Gregor discovered unknowingly in 1791. When he discovered it, he was analyzing a certain hard, black, sandy material he found in his neighborhood. At the time he had no clue that what he had found was going to be named . Allen Hunter did not make the pure metal until 1910, by heating ...
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Consciousness As Determined ThConsciousness is understood in a variety of ways. In one belief, a person is conscious when awake, but unconscious when sleeping or comatose. Yet people also do things requiring perception and thought unconsciously even when they are awake. A person can be conscious of their physical ...
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Possibility Of Terraforming One Of Earth's Neighboring PlanetsThe focus of this research is to assign a Kuhnian perspective to the possibility of terraforming one of Earth's neighboring, terrestrial planets. I decided to utilize "The Structure of Scientific Revolutions" by
Thomas Kuhn, as a primary source because Kuhn offers a precise evaluation of ...
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Mars 4Mars
Mars,is a planet in the solar system.I'ts named for the Roman god of war Ares.Mars is the fourth planet from the sun.Mars has two small heavily craterd moons,Phobos and deimos,astronomers think they are areastroid ...
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Lasers 2The laser is a device that produces a beam of light. The beam is produced by a process known as stimulated emission, and the word “laser” is an acronym for the phrase “light amplification by stimulated emission of radiation.” Lasers amplify light and produce coherent ...
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SatellitesSatellite is probably the most useful invention since the wheel.
have the capability to let you talk with someone across the nation or let you
close a business deal through video communication. Almost everything today is
heading towards the use of , such as telephones. At&t has used ...
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Plants In TKMPlants of the south are very big and showy. Big and bright plants in the south make life better. The bright showy flowers of Canna, Garden Geraniums, Camellia, Wisteria, Magnolia, Azaleas, and the big shady Live Oak, help make life a lot better in the South during the Great Depression by giving ...
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All About Ants (almost)Among the many hundreds of thousands of astonishing organisms with which we must
share this earth, there is one seemingly ordinary group of specimens which
fascinates many people beyond all others. There is nothing too extraordinary in
the proportions or appearance of ants, but it is their ...
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Newton's Laws Of MotionThere are two basic kinds of motion. If an object moves at a constant speed, covering the same distance each second without changing direction this is called uniformed motion. If the speed or direction of the object changes, then it is in accelerated motion.
Newton�s First Law of Motion states ...
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Biology Heat Loss Practical Write UpBiology Coursework Practical � Heat Loss
The aim of this practical is to find to what extent does the surface area to volume ratio of an object affect the rate of heat loss from the object
Hypothesis: As the ratio of surface area to volume of an object decreases the rate of heat loss from the ...
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AIDS: Is It A Modern Plague?In some parts of the world there are still wars being fought and dictators in power. There are societies which consider themselves at the peak of evolution and progress. They are able to create state of the art automobiles, luxurious homes, efficient and organized industries, complex computerized ...
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El-ninoThere's trouble in the air. Specifically, in the west coast of the Americas, where the sea surface has been heated to abnormal extremes by an ominous, intermittent flood of hot water called . The term. "," which means "the child," was originally in reference to a warm current arriving annually ...
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Fossil Fuels And Alternative Energy SourcesSince the beginning of industry humans have been in search of fuel to power machines and generate energy. Fossil fuels, such as crude oil and coal, discovered beneath the Earth’s surface were found to be an excellent source of fuel. These fossil fuels are burnt in order to generate the ...
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Anatomy Of A Muscle CellThere are three types of muscle tissue in the human body. These muscle tissues are skeletal muscles, smooth muscles and cardiac muscles. Each of these muscle tissues has it very own anatomical makeup, which vary from muscle to muscle. The muscle cells in a muscle are referred to as muscle fibers, ...
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