Science
The scientific world contains a wealth of knowledge that enables mankind to live the way it does. EssaysForStudent.com can help you close the gaps in your knowledge.
4,610 Essays on Science. Documents 331 - 360
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Andromeda
Astronomy Class Andromeda in mythology was a daughter of Kifeas, king of Kifines and Cassiope, grand children of Aiolos god of the winds. Andromeda considered herself more beautiful than goddess Venus and Hera so, Poseidon, in order to punish her arrogance, sent floods and a sea monster to ruin the land of Kifeas. The Oracle said that Kifeas should sacrifice his daughter Andromeda to stop the tragedy. Kifeas against his will obeyed and tied
Rating:Essay Length: 1,875 Words / 8 PagesSubmitted: January 9, 2010 -
Anemia
Anemia (ah-NEE-mee-ah) is a medical condition that occurs when a person does not have enough red blood cells. Red blood cells are important because they contain hemoglobin, a protein that carries oxygen from the lungs to the body's muscles and organs. The body requires oxygen for energy. Therefore, when you are anemic, you may feel tired mentally and physically. Symptoms of anemia include:7,8,9,10 · Fatigue · Weakness · Shortness of breath · Dizziness or fainting
Rating:Essay Length: 450 Words / 2 PagesSubmitted: November 25, 2009 -
Anemia
Anemia is not considerate to be a specific disease; it is a manifestation of many abnormal conditions. Some of the abnormal conditions that causes anemia include dietary deficiencies of iron, vitamin B12, and folic acid; hereditary disorders; bone marrow damaged by toxins, radiation, or chemotherapy; renal disease; malignancy; chronic infection; overactive spleen; or bleeding from a tract or organ. The incidence of anemia in the world is very high. More than 50% of the
Rating:Essay Length: 1,730 Words / 7 PagesSubmitted: January 26, 2010 -
Angelman Syndrome
Angelman Syndrome Angelman Syndrome is a genetic disorder that causes mental problems. Harry Angelman described the syndrome as children having “flat heads, jerking movements, protruding tongues, and bouts of laughter.” Infants who have Angelman Syndrome seem normal when there born but problems are noticed in the first few months of life. Seizures often occur when the child is between 2 and 3 years old. People with AS have speech impairment is pronounced with very few
Rating:Essay Length: 477 Words / 2 PagesSubmitted: January 15, 2010 -
Angina Pectoris Ekg
Introduction In today’s society, people are gaining medical knowledge at quite a fast pace. Treatments, cures, and vaccines for various diseases and disorders are being developed constantly, and yet, coronary disease remains the number one killer in the world. The media today concentrates intently on drug and alcohol abuse, homicides, AIDS, and so on. What a lot of people aren’t realizing is that coronary disease actually accounts for about 80% of sudden deaths. In fact,
Rating:Essay Length: 2,353 Words / 10 PagesSubmitted: November 8, 2009 -
Angina Pectoris: The Heart Killer
Introduction In today’s society, people are gaining medical knowledge at quite a fast pace. Treatments, cures, and vaccines for various diseases and disorders are being developed constantly, and yet, coronary disease remains the number one killer in the world. The media today concentrates intently on drug and alcohol abuse, homicides, AIDS, and so on. What a lot of people aren’t realizing is that coronary disease actually accounts for about 80% of sudden deaths. In fact,
Rating:Essay Length: 1,578 Words / 7 PagesSubmitted: May 17, 2010 -
Angiogenesis Blood Vessel Growth
PDFG induces proliferation of fibroblasts, microglia, and smooth muscle. It is stored in platelet granules and is released following platelet aggregation. PDGF may also serve as a chemotactic agent for inflammatory cells. Platelets circulate in the blood and are derived from megakaryocytic in the marrow. Like erythrocytes, they are anucleate. However, unlike erythrocytes, they contain numerous intracytoplasmic granules and are the source of numerous proinflammatory mediators. In fact, they are quantitatively the greatest single source
Rating:Essay Length: 831 Words / 4 PagesSubmitted: February 22, 2010 -
Anhingas
You don’t have to be lucky to see an anhinga. That’s because it is Florida’s most popular water bird. The anhinga is popular because of its habitat, the way it looks, its behaviors, its food, and its uniqueness. You may not know what an anhinga is but there is a good chance that you have seen one. After you read my report you’ll be able to spot an anhinga from a mile away. The anhinga
Rating:Essay Length: 658 Words / 3 PagesSubmitted: February 5, 2010 -
Animal Behavior
The study of animal behavior is Ethology. A large part of the studies have been conducted by Lonrenz and Niko Tinbergen who wanted to find out how animals saw the world. For example, fishes. The male will protect its territory. They will become aggressive when they see the red belly of another fish. This reaction is innate or instinctive, it is automatic. An experiment was performed by placing a large red sheet of paper in
Rating:Essay Length: 470 Words / 2 PagesSubmitted: December 3, 2009 -
Animal Behaviour
Animal Behaviour Biology 233 Winter 2007 Lab Section 38 By: Benson Chuong T-Test Raw Data Time Spend on: Trial 1 Trial 2 Trial 3 Trial 4 Mean ± SEM Dead Pupae 0 min 4 min 0 min 4 min 2 min ± 1.15 min Live Pupae 25 min 30 min 19 min 28 min 25.5 min ± 2.40 min Sum of Both Group Size = 8 Critical Value = 2.45 Calculate Value = 8.83 Critical
Rating:Essay Length: 1,160 Words / 5 PagesSubmitted: February 2, 2010 -
Animal Cell
Nucleus Washington D.C. Our entire Nation is governed in Washington D.C and the historical center of our nation The Nucleus gives other organelles instructions similar to our capitol and holds the DNA of the Cell which would translate into the historical background of it Nucleolus Copy Machine Production Facility Creates the needed Copy Machine to produce multiple forms of paper products which are then used for a variety of things This would be similar in
Rating:Essay Length: 426 Words / 2 PagesSubmitted: March 18, 2010 -
Animal Communication
Animal Communication People communicating with animals has been portrayed in movies and in real life. In the movie Dr. Doolittle a man can actually here what animals are saying and carry on conversations with these animals, but in real life some people who communicate with animals use a technique called telepathy. Debbie McGillivray is a woman who works as an animal communicator said this, “Communicating with an animal is a two way process, there is
Rating:Essay Length: 1,989 Words / 8 PagesSubmitted: December 12, 2009 -
Animal Cruelty Leads to Human Violence
Animal cruelty encompasses a range of different behaviors harmful to animals, from neglect to malicious, brutal killings. Studies show that animal cruelty may lead to more serious forms of crime, like heavy drug use, violent outbursts, and most common, cold blooded murder. Many studies in psychology, sociology, and criminology during the last twenty-five years have demonstrated that violent offenders frequently have childhood and adolescent histories of serious and repeated animal cruelty. A web page that
Rating:Essay Length: 1,536 Words / 7 PagesSubmitted: November 24, 2009 -
Animal Development and Heritable Traits Lab Report
Animal Development and Heritable Traits Lab Report Introduction Drosophila, or the fruit fly, is an ideal organism for many laboratory studies. It can easily be observed in a confined space and two flies can reproduce hundreds of offspring. The most important thing about studying fruit flies, however, is the ease with which inherited traits can be observed in them. Heritable traits are those that are expressed in organisms due to genes passed down to them
Rating:Essay Length: 2,072 Words / 9 PagesSubmitted: December 11, 2009 -
Animal Intelligence
Animal Intelligence Animals are smarter than people think they are. As animal studies keep on increasing, we find out that some animals are close to our level of thinking. Animals such as chimps, parrots, elephants, dolphins and monkeys have been studied and proved to us that they too have a good level of intelligence. Self recognition, social skills, language skills and the use of tools are all signs that scientist use to prove that these
Rating:Essay Length: 792 Words / 4 PagesSubmitted: December 11, 2009 -
Animal Phylums
Biology Animal Phylums “Write a three sentence description for each phylum and list two examples for each. Also, draw a picture of a common example from each. (or cut out of a magazine). You will be graded on how accurate your information is as well as neatness.” Sponges (Porifera): Poriferans don't have mouths; instead, they have tiny pores in their outer walls through which water is drawn. Cells in the sponge walls filter nutrients from
Rating:Essay Length: 659 Words / 3 PagesSubmitted: March 6, 2010 -
Animal Rights for Marine Mammals
Animal Rights for Marine Mammals Written By: Bottlenose dolphins became part of a United States Navy program in 1959 for the purpose of conducting scientific research into their sonar and hydrodynamics in hopes of getting design ideas for submarines, ship hulls and weapons. It was discovered dolphins hear and navigate in the water by using their natural sonar, which happened to be more precise than most fabricated sonar systems. In the mid-sixties, Navy dolphins were
Rating:Essay Length: 567 Words / 3 PagesSubmitted: April 29, 2010 -
Animal Testing
Is it right to take the life of an innocent animal? Animals have been burnt, crushed, sliced, electrocuted, tortured with drugs, poisoned with toxic chemicals, and tormented in psychological testing. They do all these test just to make money or find if a chemical is safe for humans. Is this right? Lab experimentation involving animals is inhumane. Animal testing is cruel because an animal s life is just as important as a human s life,
Rating:Essay Length: 418 Words / 2 PagesSubmitted: November 8, 2009 -
Animal Testing
Specific purpose: To persuade my audience that ani8mal testing is wrong Central Idea: By using better alternatives when research is being done on animals will not only prevent problems occurring with animal activists, but will also lessen lawsuits against companies and preserve morals. Intro: I. My house, the neighborhood zoo II. Animals are being experimented on. III. Vivisection is experimenting on an animal where it causes the animal distress in a certain situation. IV.
Rating:Essay Length: 659 Words / 3 PagesSubmitted: January 13, 2010 -
Animal Testing - a Controversial Issue
Task 1 | Melanie Watts Animal testing is a controversial issue within the science community and in society. Some individuals justify that animal testing is fundamental in attaining knowledge of diseases and treatments in humans. Others oppose these views arguing that animal bodies do not react the same and can result in misleading information. They also argue that animals are no different than humans and can feel pain and pleasure and should be afforded the
Rating:Essay Length: 1,716 Words / 7 PagesSubmitted: June 21, 2018 -
Animal Testing Is the only Way
If a person were to look around and observe the environment in which they live, most likely they will see a world made by humans for humans. This is no accident, human beings as individuals are the most powerful thinking machines on this planet. As an organization, human beings are the most powerful creative force the world has ever known. To think that human kind sprung off from animals is debatable but undoubtedly true. In
Rating:Essay Length: 1,108 Words / 5 PagesSubmitted: January 23, 2010 -
Animal Testing Saves Lives
Animal Testing Saves Lives Animals have been used for testing by scientists for many decades. The research that has been gathered from animals has surpassed anything scientists could hope for. So why would such a highly debatable topic arise from such great accomplishments? Scientists use animals to test a theory and then alter their theories based upon the valuable information gathered from each experiment. Animal rights activists believe that animals are used for pointless tests
Rating:Essay Length: 2,191 Words / 9 PagesSubmitted: December 8, 2009 -
Animal Welfare
Market share of beef products had declined from 44 percent in 1970 to 32 percent in 1997, whereas pork and poultry gained share. This was due to several reasons, which are concerns about cholesterol and fat, preparation issues (beef products require cooking and preparation time, which limits consumer selection), and new branded and well recognized products from the poultry and pork industries Market share of beef products had declined from 44 percent in 1970 to
Rating:Essay Length: 306 Words / 2 PagesSubmitted: October 9, 2011 -
Anorexia
Anorexia Nervosa and Bulimia are two deadly disorders that haunt teenage men and women each year. Both conditions are emotional disorders in which have to do with fears of being overweight. Usually, young women are recipients of these plagues, but it isn’t uncommon for young men to suffer from Anorexia Nervosa and Bulimia. Studies show that between 5 and 18 percent of known victims die because of unhealthy eating disorders. Anorexia is a condition characterized
Rating:Essay Length: 311 Words / 2 PagesSubmitted: June 1, 2010 -
Anorexia Adn Cachexia
1 ________________________________________ Anorexia and Cachexia Care and treatment Relative to Nursing Practices University of Maryland ________________________________________ PURPOSE The main aim of this study is to identify and compare perceptions of RNs and patients regarding the best format and key nutrition information components that should be provided to patients during cancer treatment. MAIN RESEARCH VARIABLES: Patient nutrition concerns as well as format and content of printed educational materials. FINDINGS: Significant differences existed among groups regarding the
Rating:Essay Length: 531 Words / 3 PagesSubmitted: May 31, 2010 -
Anorexia in Childhood
Food is something everyone thinks about on a daily basis. “What am I going to have for dinner?” “That ice cream really looks good!” But what happens when these thoughts become more obsessive and affect daily life? This may be the sign of an eating disorder. Eating disorders currently affect between five and ten million people in the United States. Of these people, three to six million suffer from anorexia nervosa (Kittleson 15). Anorexia is
Rating:Essay Length: 1,583 Words / 7 PagesSubmitted: December 7, 2009 -
Anorexia Nervosa
Anorexia The obsession to loose weight for most teenage girls affects their lives and keeps increasing the percentage of death and victims of Anorexia Nervosa due to the high cost of treatment, lack of support, and negative influences. Every day of our lives we have different goals to achieve and proceed, but young teenagers that suffers from anorexia nervosa only have one goal and that is to be perfect, whom would do anything to be
Rating:Essay Length: 1,700 Words / 7 PagesSubmitted: December 13, 2009 -
Anorexia Nervosa/bulimia Nervosa Reaction Paper
My reaction to the various websites I found promoting anorexia and bulimia went from being disgusted to having a little sick interest. The human body, in all its forms, is compelling. In general, most of the sites I found had a few things in common with one site on pro anorexic and bulimic called “oOo…ana’s underground grotto…oOo” that has everything: pictures to help keep your goal in mind, a chat room to find others like
Rating:Essay Length: 1,180 Words / 5 PagesSubmitted: December 25, 2009 -
Another Plan
The importance of planning your business cannot be over emphasized. By taking an unbiased look at your business, you can identify areas of weaknesses and strengths that you might otherwise overlook. Planning can mean the difference between your business being successful or your business being a failure. The idea of a plan is to help keep you mentally focused. In a sense it is sort of like a goal. You write it down, follow it
Rating:Essay Length: 8,921 Words / 36 PagesSubmitted: February 26, 2010 -
Antacids - Classification and Mechanism of Action
ANTACIDS- Classification and Mechanism of Action INTRODUCTION Antacids are defined as a substance, generally a base, which counteracts stomach acidity. The name antacid means anti-acid (against acid). Antacids are the primary treatment for ailments such as gastric reflux, gastritis, upset stomach and heartburn. Hydrochloric acid is secreted by the stomach to kill harmful organisms, aid digestion and activate digestive enzymes. Excess secretion of acid into stomach or impaired resistance by the lining of the stomach
Rating:Essay Length: 1,396 Words / 6 PagesSubmitted: February 27, 2010