Science Essays
4,476 Science Free Papers: 4,021 - 4,050
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The Origin - Etiology and Treatment of Syphilis
The Origin, Etiology and Treatment of Syphilis "And this disease of which I speak, this syphilis too will pass away and die out, but later it will be born again and be seen again by our grandchildren just as in bygone ages we must believe it was observed by
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The Origin of Sex
Eukaryotic cells reproduce sexually, involving the fusion of two gametes. Each gamete contains one set of chromosomes and is called haploid where as the zygote formed when two gametes combine is known as a zygote and is diploid (contains 2 sets of chromosomes). Today's gene pool consists of genes that
Rating:Essay Length: 880 Words / 4 Pages -
The Origins of an Epidemic: Turning Hiv Against Itself
The Origins of an Epidemic: Turning HIV against Itself Natalie Simmons Axia College of University of Phoenix Utilizing Information in College Writing Jon Peterson August 26, 2007 The Origins of an Epidemic: Turning HIV against Itself In July 1981, The Center for Disease Control and Prevention, along with New York
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The Origins of the Computer
The Origins of the Computer This report is to be distributed freely and not to be sold for profit ect. This report can be modifyed as long as you keep in mind that you didn't write it. And you are not to hand in this report claiming credit for it
Rating:Essay Length: 398 Words / 2 Pages -
The Overall Knowledge of Sports Injury
Sports play more and more important role in the healthy lifestyle. In many countries, citizens often play more and more sports to have a good health. Eventually, many governments deduct a portion of the national budget to build infrastructure so that people can use it for building their health. However,
Rating:Essay Length: 585 Words / 3 Pages -
The Ozone Depletion Phenomenon
Summary Like an infection that grows more and more virulent, the continent-size hole in Earth's ozone layer keeps getting bigger and bigger. Each year since the late 1970s, much of the protective layer of stratospheric ozone above Antarctica has disappeared during September, creating what is popularly known as the ozone
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The Ozone Layer
The Ozone layer Since the 1960's the ozone layer has greatly depreciated because of man made compounds. The thinning of the Ozone layer causes many problems to the Earth's environment and animals. When the Ozone layer thins out more UV rays reach the Earth's surface from the sun. Three effects
Rating:Essay Length: 697 Words / 3 Pages -
The Ozone Layer
The word Ozone originates from the Greek word "ozein" meaning 'to smell'. Ozone is a toxic, gaseous, bluish molecule which has a strong odour and contains three Oxygen atoms with the formula O3. The ozone is situated in the in the part of the atmosphere called the Stratosphere about 12-35
Rating:Essay Length: 2,347 Words / 10 Pages -
The Panda's Thumb -- Stephen Jay Gould
The Panda's Thumb: More Reflections in Natural History Stephen Jay Gould With a touch of humor, geology, evolutionary theory, biology, cartoon characters and even some references to baseball, The Panda's Thumb definitely makes excellent reading for people with all types of interests. The old clichй, "Don't judge a book by
Rating:Essay Length: 748 Words / 3 Pages -
The Past Vs Now
The Past Vs Now Many people in the past used to think that illness came from bad spirits or that their god where mad at them. Now we know that it is caused by person to person, environment, animal bite, contaminated objects, and food that people eat. Over the past
Rating:Essay Length: 676 Words / 3 Pages -
The Pepsi-Cola Story
The Pepsi-Cola Story Summer of 1898, a young pharmacist Caleb Bradham looking for ways to attract people to his pharmacy invented the beverage now known around the world as Pepsi-Cola. After the first advertisement the sales of the new soft drink began to go up. Knowing the importance of good
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The Performance of the Nursing Schools in the Prc Nursing Board Examinations
THE PERFORMANCE OF THE NURSING SCHOOLS IN THE PRC NURSING BOARD EXAMINATIONS A Thesis Presented to The Faculty of the College of Nursing Our Lady of Fatima University In Partial Fulfillment of the Requirements for the Degree Bachelor of Science in Nursing By Murielle Vissia O. Ramos October 2006 APPROVAL
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The Physic Concepts in the Designing of Concert Halls
A very important but little known acoustical phenomena is the Inverse Square Law. As a sound wave propagates spherically, the sound energy is distributed over the ever-increasing surface diameter of the wave front surface. So, when the distance from the source is doubled, the energy carried by the sound is
Rating:Essay Length: 694 Words / 3 Pages -
The Pill
This paper is a compilation of the research I have gathered pertaining to a birth contraceptive commonly referred to as “the pill.” Before this drug was created, women had few reliable methods of birth control. The oldest practices were the withdrawal and rhythm methods. Some women would make a homemade
Rating:Essay Length: 1,484 Words / 6 Pages -
The Pineal Gland
The pineal gland is a small reddish-gray body and is about 8 mm in size for humans. It's located between the laterally positioned thalamic bodies and it is part of the epithalamus. The pineal gland consists mainly of pinealocytes, but it has been identified with four other types of cell
Rating:Essay Length: 319 Words / 2 Pages -
The Pink Ribbon Isn’t So Pink Now
Compton Sophia Compton Kathryn Rhine ANTH 461 December 17th, 2015 The Pink Ribbon Isn’t So Pink Now Breast cancer has always been something that I know should be a concern of mine because of the fact that it runs on both my mother and fathers side of the family, but
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The Planet That Was Considered a Moon
For many years people have looked at Pluto as a moon rather than a planet. It is believed that it may have been a moon of Neptune that simply broke away. We now have more evidence that proves that Pluto is more a planet than a moon. Scientist have
Rating:Essay Length: 636 Words / 3 Pages -
The Plate Tectonics Theory
For millions of years, tectonic plates have been determinate of changes in the physical face of the earth, and they continue to do so today. These massive plates move underneath the surfaces of the oceans and the continents, producing earthquakes, volcanoes and uplifts. This paper will discuss the composition, movement
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The Positives and Negatives on Dna Profiling
The Positives and Negatives on DNA Profiling DNA testing has many uses, both positive and negative, in our society. Genetic profiling has been beneficial in paternity suits and rape cases, where the father or the assailant could be identified. However, despite its growing number of utilizations, DNA profiling is extremely
Rating:Essay Length: 1,064 Words / 5 Pages -
The Possibility of Human Cloning
Introduction The possibility of human cloning, raised when Scottish scientists at Roslin Institute created the much-celebrated sheep "Dolly" (Nature 385, 810-13, 1997), 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
Rating:Essay Length: 2,569 Words / 11 Pages -
The Prevalence of Diabetes in Children
The Prevalence of Diabetes in Children Topic: Diabetes and Obesity in Children Audience: Parents of young children Purpose: Inform the reader of type 2 diabetes and it's prevalence in children. Meet Tommy. He is the average American boy, just with a few extra pounds on him. Tommy's hobbies include playing
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The Probability of a Major Hurrican Hitting New Orleans
The Probability of a Major Hurricane Hitting New Orleans Table of Contents Executive Summary 3 Introduction 3 Hypothesis 7 Analysis & Method 8 Conclusion 10 References 12 Appendix 14 Executive Summary New Orleans, Louisiana lies at the second lowest elevation among major cities in the United States. It is
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The Problem of Climate Change in Terms of Market Failures
Sometimes markets work well and sometimes they do not. In the case of climate change, they are failing. Considered economically, climate change can be understood as a form of market failure associated with greenhouse gas pollution because the climate change that follows imposes costs on all people, not just the
Rating:Essay Length: 319 Words / 2 Pages -
The Problem of Sustainability
In this chapter the author David Orr explains the causes of our unfortunate condition from the social confining situation to those that are inevitable part of human condition. As the author looks into the future three crises will be imminent: the food crisis as result of worldwide soil losses and
Rating:Essay Length: 686 Words / 3 Pages -
The Process of Recycling
The Process Of Recycling Recycling was first thought of in 1776 during the war of Independence from England. Americans recycled scrap metals to help fight the war. But it wasn't until 1895 when the first residential waste program in the U.S. was invented in New York. The chemistry behind recycling
Rating:Essay Length: 474 Words / 2 Pages -
The Production and Recycling of Car Tyres
Natural rubber is most commonly obtained from the Hevea Braziliensis tree, from South America. The rubber is taken as latex, a colloidal dispersion of nanoscale rubber particles in water (1). In the early 1900s C.D. Harris showed that natural rubber consisted of repeating units, and it was later proven that
Rating:Essay Length: 1,422 Words / 6 Pages -
The Promise of Human Cloning
The Promise of Human Cloning Cloning opens many doors of opportunities in the agricultural aspect of the United States of America. It has already been a major factor in saving the lives of many humans. I feel the society as a whole can not and should not degrade this scientifical
Rating:Essay Length: 1,002 Words / 5 Pages -
The Pros and Cons of Genetic Engineering Research
The Pros and Cons of Genetic Engineering Research I. Introduction In the past three decades, scientists have learned how to mix and match characteristics among unrelated creatures by moving genes from one creature to another. This is called "genetic engineering." Genetic Engineering is a test tube science and is prematurely
Rating:Essay Length: 1,450 Words / 6 Pages -
The Psychological and Physiciological Effects of Guilt
Abstract: Guilt has physiological and psychological effects. The psychological effects can include something bad, such as feelings of worthlessness or inferiority. Guilt can also serve in a positive way as a motivator. A person may suffer physiological effects such as insomnia and physical pain. Discussion: Guilt is feelings of culpability,
Rating:Essay Length: 577 Words / 3 Pages -
The Psychopathic Personality in a Social Situation
INTRODUCTION The “psychopathic personality” is the subject of much research, debate, and even concern, for it is neither any symptom of psychosis nor any obvious sign of mental retardation which characterizes this disorder, but rather, a striking incapacitation of emotional responsiveness. The problem, then, stems from an obvious lack of
Rating:Essay Length: 2,562 Words / 11 Pages