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Find Science Term Papers

Landfills: A Growing Menace
Number of pages: 6 | Number of words: 1514

.... air traffic at Newark airport [Rathje 3-4]. The area now encompassed by the Fresh Kills (Kills is from the Dutch word for creek) Landfill was originally a tidal marsh. In 1948, New York City planner Robert Moses developed a highly praised project to deposit municipal garbage in the swamp until the level of the land was above sea level. A study of the area predicted the marsh would be filled by the year 1968. He then planned to develop the area, building houses and attracting light industry over the landfill. The Fresh Kills Landfill was originally meant to be a conservation p .....


Theory Of Evolution
Number of pages: 5 | Number of words: 1237

.... At some point these proteins happened to get connected in just the right way, and a threshold was crossed:  the proteins started reproducing themselves, and simple life was "born". During uncounted eons, this simple life gradually became more and more complex as chance modifications of the original proteins combined with external conditions of moisture, temperature, food supply, etc., to eventually produce all the varied and complex life forms inhabiting first the oceans, then the land, and finally the air, that we see today.  Homo sapiens is seen as the topmost branch in t .....


DNA: The Thread Of Life
Number of pages: 3 | Number of words: 692

.... and cytosine. In DNA adenine pairs with thymine and guanine with cytosine. Medicine's ability to diagnose continues to exceed its ability to treat or cure. For example, Huntington's Chorea is an inherited disease that develops between the ages of 30 and 45, can be diagnosed before any symptoms appear. This can be hard for both the individuals with the disease and their family. There is a 3 billion dollar project underway right now called the Human Genome Project, a 15 year program to make a detailed map of every single gene in human DNA. With automated cloning eq .....


Angina
Number of pages: 3 | Number of words: 801

.... to the flow of blood in those arteries supplying the heart muscle itself, i.e., the coronary arteries. Like any other organ, the heart requires a steady flow of oxygen and nutrients to provide energy for rmovement, and to maintain the delicate balance of chemicals which allow for the careful electrical rhythm control of the heart beat. Unlike some other organs, the heart can survive only a matter of minutes without these nutrients, and the rest of the body can survive only minutes without the heart--thus the critical nature of these syndromes. Causes of blockage range from .....


Anabolic Steroids Just The Facts
Number of pages: 7 | Number of words: 1750

.... building properties. Strength and portrayed strength (a large muscular physique) are two factors that are directly related to the inherent need that man has to exert dominance over other males. This can also be verbally, intellectually, physically, and aesthetically. In our society we have always praised the athletes that achieve the most amazing physical feats or that have achieved cosmetic perfection. Lets face it, having large muscles enhances confidence, strength, and physical attraction from the opposite sex which can lead to positive popularity. Being extra strong can als .....


Facts About Orthoptera
Number of pages: 5 | Number of words: 1184

.... They commonly enter the house in bags or boxes from grocery stores. They tend to cluster in warm moist places around hot water pipes. They stay hidden when they are not eating. Eat Crickets will eat holes in paper or in garments especially those soiled with persperation. They also eat young roots and seedlings, peanuts, garden crops, grain, clothing, and sometimes other insects and even each other. Grasshoppers are a different story. They eat crops and destroy millions of dollars a year in them. Cockroaches are just a pest and they eat almost any thing. Cockroaches fe .....


Ebola 2
Number of pages: 4 | Number of words: 987

.... have been reported among the 293 cases, in Africa (Garrett 195). Since 1976, researchers have searched for an origin and cure of the virus. Scientist have carried out numerous studies and investigations. Therefore, we now know what the virus is capable of doing, how those infected with the disease can be properly treated , and the need to perform prompt action to isolate the virus before it disperses (Garrett 192). The Ebola virus is a member of a family of RNA viruses known as filoviruses, which consist of the Marburg virus and four Ebola viruses: Ebola Zaire, Sudan, Re .....


Drinking Water Contamination
Number of pages: 16 | Number of words: 4200

.... is just the tip of the iceberg. Some scientists believe that for every outbreak reported in the United States, another ten may be occurring.[3] One such study found that as many as one in three gastrointestinal illnesses — often chalked up to "stomach flu" — are caused by drinking water contaminated with microorganisms.[4] Such microbial-related outbreaks say nothing about the many other hazards borne by our nation's water supply. Researchers have shown that millions of Americans regularly drink tap water that is contaminated with toxic and cancer-causing chemicals such as .....



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