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Free research essays on topics related to: bacterial

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  • George Washington Carver Hall Of Fame
    1,250 words
    George Washington Carver was born into slavery January of 1860 on the Moses Carver plantation in Diamond Grove, Missouri. He spent the first year of his life, the brutal days of border war, between Missouri and neighboring Kansas. George was a very sickly child with a whooping cough, which later lead to his speech impediment, and he was tiny and puny. Georges father, James Carver, died in a wood hauling accident when he was bringing wood to his masters house one day. George was sick a great deal...
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  • Clean Air Act Environmental Protection Agency
    1,285 words
    1990, the federal Clean Air Act was passed to improve air quality in the United States. President Bush's proposed amendments to the Clean Air Act initially would have led to the introduction of alternative, non-petroleum fuels. The petroleum and oxygenate industries responded by offering a reformulated gasoline program as a substitute for most of the alternate fuel proposals. As a result, the amendments to the federal Clean Air Act adopted in 1990 required steps to achieve lower vehicle emission...
    Free research essays on topics related to: reformulated gasoline, clean air act, university of california, department of health, environmental protection agency
  • British Medical Journal Cell Membrane
    1,080 words
    ... g to one or more of the classes listed here, including miscellaneous. To keep up with evolving bacteria, scientists are attacking efflux pumps. Efflux pumps are what microbes use to rid themselves of toxic materials and drugs. The way science is perusing this is to attach these pumps with compounds called efflux-pump inhibitors. These compounds have no infection fighting power but can make current antimicrobial drugs more effective (Christensen). Microbes that caused sickness in the pre anti...
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  • Gram Negative Petri Dishes
    1,384 words
    Abstract/Summary: Changing our focus from the properties and functions that take place within the cell to the actual cell itself, we observed three specific bacterial types within this lab: Gram-positive bacteria, Gram-negative bacteria, and cyanobacteria. We closely observed the features of cyanobacteria and were able to differentiate them from other bacteria. We specifically observed gloeocapsa, merismopedia, anabaena, and oscillator. In addition to this we observed the different characteristi...
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  • Protease Inhibitors Opportunistic Infections
    1,192 words
    A disease is an abnormality of an animal or plant, caused by a pathogenic organism. Therefore, disease resistance is the ability to withstand the attack of these pathogens and remain virtually unaffected. The disease may be infectious (communicable), caused by invading organisms that live parasitically on or within the body. The disease causing organisms include viruses, some bacteria and certain other organisms that may be passed from person to person e. g. Plasmodium that causes malaria. Other...
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  • Sickle Cell Disease Sickle Cell Anemia
    1,272 words
    Sickle Cell anemia is a group of inherited red blood cell disorders, or a collection of recessive genetic disorders characterized by a hemoglobin variant called Hb S. Normal red blood cells are round like doughnuts, and they move through small blood tubes in the body to deliver oxygen. Sickle red blood cells become hard, sticky and shaped like sickles used to cut wheat. When these hard and pointed red cells go through the small blood tube, they clog the flow and break apart. This can cause pain,...
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  • Embryonic Stem Cells Petri Dishes
    1,229 words
    ... 2 day as compared with uh ES. No significant difference in insulin concentration was observed when incubation's were carried out at 5. 5 -mmol / l medium glucose concentration (15816 gU/ml, gU/ml, n = 6) or at a 25 -mmol / l ambient medium glucose concentration (146. 2 bn 22. 1 gU/ml, n = 6). (Assay et. al. , 2001) Method 2: As a result of their ability to differentiate into many different cell types, one can dissect the complex network of transcription factor genes regulating tissue-specifi...
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  • The Science Of Bad Breath
    589 words
    The Science of Bad Breath Objective The main objective of the proposed project is to examine the scientific article The Science of Bad Breath written my Mel Rosenberg in order to understand the causes and physics of bad breath, the source of smell, other halitosis diagnosis, and to understand the biogenesis of bad breath issues. Method and Data The process involves review of scientific knowledge retrieved by Mel Rosenberg in result of his 20 year medicine practice; Rosenberg's sampling methods, ...
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  • Sex Partners Sexual Contact
    781 words
    Chlamydial infection Chlamydial Infection Chlamydia Chlamydial infection 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 inflammatory disease (PID), a serious complication of chlamydial infection, has emerged as a major ...
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  • Cannabis Sativa Boca Raton
    1,778 words
    Opponent s Factual Brief OPPONENT S BRIEF Factual Proposition: Consuming marijuana is detrimental to one s health. Definition of key terms: 1. Consumption = Smoking or eating marijuana. 2. Marijuana = Psychoactive mind altering substance, also known as cannabis. 3. Detrimental = Serious harm. Primary Inference: Smoking or eating marijuana is likely to create serious health problems for most individual users or society. Overview: Since the 1920 s supporters of marijuana prohibition have exaggerat...
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  • Clean Air Act Environmental Protection Agency
    1,282 words
    1990, the federal Clean Air Act was passed to improve air quality in the United States. President Bush's proposed amendments to the Clean Air Act initially would have led to the introduction of alternative, non-petroleum fuels. The petroleum and oxygenate industries responded by offering a reformulated gasoline program as a substitute for most of the alternate fuel proposals. As a result, the amendments to the federal Clean Air Act adopted in 1990 required steps to achieve lower vehicle emission...
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  • Tons Per Acre Fresh Market Cucumbers Cucumber
    1,230 words
    Abstract This paper will Cucumbers Cucumbers Abstract This paper will focus on cucumbers. It will discuss their relationship to other plants, the region of its origin and the plant part used by humans. The way cucumbers are harvested and the value of the harvest will also be touched on. Diseases and insects that threaten cucumbers will briefly be discussed. Introduction From the times of the bible through Henry VIII reign and into the modern era, cucumbers have survived through the ages. Cucumbe...
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  • Symptoms Of Gonorrhea Bacterial Disease Sexual
    507 words
    We chose the Gonorrhea Gonorrhea We chose the bacterial disease gonorrhea. We were not able to find when the disease was discovered or who discovered it. Gonorrhea is a bacterial disease that is an infection caused by gonococcus bacteria. This bacteria is round shaped and can live only in dark, warm, moist places. These places would include; inside your body, cervix, penis, throat, and rectum. It usually involves the urethra in males, and vagina, cervix, and fallopian tubes in females. For 2 - 9...
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  • Gastritis Gastritis Endogenous Factors Severe
    349 words
    Gastritis is an Gastritis Gastritis Gastritis is an inflammation of the gastric mucosa and is the most common pathologic condition of the stomach. It may be acute or chronic, based on histologic criteria. Gastritis may be caused by exogenous or endogenous factors. The exogenous factors that causes Gastritis are bacterial infections, especially staphylococcal toxins, drugs; nonsteroidal anti-inflammatory agents (including aspirin), sulfonamides, steroids, alcohol, ingestion of corrosive alkalies ...
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  • Dengue Fever Sore Throat Viruses
    593 words
    Viruses are infectious agents found in almost all life forms. The viruses are made up either of DNA or RNA, surrounded by a capsid, a protein coat. Viruses are between 20 and 100 times smaller than bacteria, or about 450 nanometers (. 000014), being the largest, to 30 nanometers (0. 000001 in. ) being the smallest which make them virtually impossible to be seen by light microscopes. Viruses often damage or even kill the cells they infect. They reproduce by releasing their nucleocapsid, or a copy...
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  • Toxic Shock Syndrome Kidney Failure
    868 words
    Impetigo is a bacterial infection caused by Streptococcus and / or Staphylococcus organisms. Both staphylococcus and streptococcus are part of the normal flora found on human skin, but given the opportunity they can become pathogenic. Streptococcus is a spherical bacterium that is arranged into chains. It is Gram positive and catalase negative. Group A Streptococcus (GAS), such as Streptococcus pyogenes, are responsible for most cases of streptococcal infections. The letter A is part of a classi...
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  • Sexually Transmitted Diseases Infected Person
    924 words
    A 05 - 16 - 97 Sexually Transmitted Diseases A major question facing many teenagers is whether or not to have sex. A result of having sex is contracting sexually transmitted diseases. Sexually transmitted diseases, or venereal diseases affect 10 to 12 million Americans each year. (Daugirdas 75) In the United States, sexually transmitted diseases strike an average of one person every 1. 5 seconds. (76) About half of STD patients are under the age of twenty-five. (Landers 45) Nearly 2. 5 million t...
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  • Vital Role Cell Membrane
    796 words
    The advent of penicillin forever changed the world of medicine at its discovery with its ability to treat diseases, deadly at the time, that are now considered commonplace and easily treatable. Penicillin was one of the greatest discoveries of the twentieth century, as antibiotics are one of the most highly prescribed drugs in the world today. Although its discovery is often described as serendipitous, the process by which it was cultivated was quite meticulous, and continued attention has been ...
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  • World Health Organization Hands And Feet
    492 words
    Leprosy has Leprosy Leprosy Report Leprosy has been around for thousands of years, since the biblical times. It was first identified by Gerhard A. Hansen in 1873. It was the first bacterium to be identified as disease causing in humans. It should be known that the word leper has connotations of immorality and uncleanness and is considered very offensive. Leprosy is a chronic bacterial disease of the upper respiratory tract, skin, nerves in the hands and feet, and the lining of the nose. Leprosy ...
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  • Cell Wall Human Cells
    205 words
    How does chlorine added to drinking water kill bacteria and other harmful organisms? Why doesnt it harm us? Scientific American (Ask The Experts) The article explains that although not much is known about how chlorine kills viruses and bacteria scientists hypothesize that in bacterial cells chlorine attacks the cell wall. By attacking the cell wall of a gram-negative bacterium (gram- positive bacterium are more tolerant, but most don? t pose a threat) chlorine severely increases the permeability...
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