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Free research essays on topics related to: bacteria

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  • Life On Mars Washington D C
    1,018 words
    If life ever evolved on any of the other planets, Mars is the likeliest candidate. After Earth, Mars is the planet with the most hospitable climate in the solar system. So hospitable that it may once have inhabited primitive, bacteria-like life. Outflow channels and other geologic features provide extensive evidence that billions of years ago liquid water flowed on the surface of Mars. Continuing changes is an accomplishment in modern American technology and it gives the world a step forward in ...
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  • Coastal Plains North Carolina
    860 words
    The coastal plains of North Carolina is characterized by flat land, wide rivers, beautiful and diverse ecology and rich agricultural soils, however many environmental pollutants are defiling this fragile ecosystem. There are several factors that are associated with the destruction of the coastal plains ecosystem, but there is one factor that stands out more than all the others. The major source of pollution that is threatening eastern North Carolina's ecosystems is industrial swine farming. Swin...
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  • Deep Sea High Temperature
    600 words
    ts, and biochemical pathways. In comparing the organism 60 % of M. jannaschii's coding regions did not correlate with the known sequence database. 40 % of the coding regions match the sequences of bacteria and eukaryotes. Those sequences that are similar to bacteria are genes related to energy production, cell division, and metabolism, whereas the transcription, translation, and replication gene sequences seem to be more similar to eukaryotes. EM/ Methanococcus jannaschii /EM consists of three p...
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  • Result In Death Rare To Find Anthrax
    403 words
    In the past 6 weeks the world has heard of disease call anthrax. There are many questions that people want to ask such as what is anthrax and what are the symptoms. The first question the people want to know is what is anthrax? Anthrax is an infectious disease caused by the spore-forming bacterium Bacillus anthracis. Anthrax most commonly occurs in warm-blooded animals, but can also infect in humans. Anthrax spores can be produced in a dry form, which may be stored and ground into particles. Whe...
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  • Joan Of Arc Henry Viii
    1,214 words
    The authors of Disease & History point out that disease has been a crucial determinant that marks history. Frederick F. Cartwright, Department of the History of Medicine, and Dr. Michael Biddiss, Director of Studies in History at Downing College Cambridge, collaborated together to write this book. With Dr. Biddiss extensive knowledge of history as a professional historian and with Cartwright's studies of the history of medicine they have written a book about the effects diseases have on hist...
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  • Natural Selection And Diseases
    1,383 words
    Cystic fibrosis, Tay-Sachs, and hypertension are three very different, yet deadly diseases. The question arises how these diseases have survived for so long. Three articles attempt to uncover the mystery behind these diseases. It has been found that there were benefits to each of these diseases, which allowed the allele to remain in the community for such a long period of time. Natural selection plays a large part in the success of these conditions. First, cystic fibrosis has been found to be pr...
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  • Chemical Form Mercury Chemical Form Mercury May Travel Fish
    699 words
    Introduction Mercury is a silvery, liquid metal at room temperature. It is sometimes referred to as one of the "heavy metals. " Like water, mercury can evaporate and become airborne. Because it is an element, mercury does not break down into less toxic substances. Once mercury escapes to the environment, it circulates in and out of the atmosphere until it ends up in the bottoms of lakes and oceans. Depending on its chemical form, mercury may travel long distances before it falls to earth with pr...
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  • Sexual Organs Times Greater
    882 words
    Syphilis is the disease that was known for many centuries. It started to have a very great influence on European sexuality during the Renaissance period. Syphilis became common in Europe after the army of Charles the VIII have spread the disease in France after the invasion of Naples in 1494. (LeBaron) People who were infected were treated as outcasts by the society. Women, who were suffering from syphilis, were especially abused, they were considered to be possibly infected for the reason that ...
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  • Plants And Animals Research
    261 words
    Genetically engineered crops / animal Man has been changing the genetic make-up of plants and animals, in a limited way, for thousands of year sever since he look to planting seed from those wild grasses that gave the most grain and were easiest to harvest, or started keeping his fattest Cattle and woolliest sheep to breed from. Weve come a long way since then, and todays sophisticated breeding techniques have led to such break-through as high-yielding rice and dwarf wheat. Despite our advances ...
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  • Endoplasmic Reticulum Golgi Apparatus
    1,120 words
    Damn Near Everything There Is To Know About Cells: Biology Cell Report There are many parts of a cell, they all have specific duties, and are all needed to continue the life of the cell. Some cells exist as single-celled organisms that perform all of the organisms metabolism within a single cell. Such single-celled organisms are called unicellular. Other organisms are made up of many cells, with their cells specialized to perform distinct metabolic functions. One cell within an organism may be a...
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  • Coal Mines Carbon Dioxide
    792 words
    Methane by Pamela The molecule, methane, is made up of one carbon and four hydrogen atoms making the compound CH 4. It is the second most important greenhouse gas. One molecule of methane is twenty times more efficient at absorbing infrared radiation than a molecule of carbon dioxide (CO 2). The amount of methane is increasing about 1 % a year, faster than any other greenhouse gas. Recently, the concentration is 1. 7 parts per million (ppm), which is nearly twice of what it was a few hundred of ...
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  • Cystic Fibrosis Endoplasmic Reticulum
    717 words
    Cystic Fibrosis Commonly found in young children, Cystic Fibrosis is an inherited disease that is caused by a genetic disorder. The disease originates in the production of a critical protein that transports chloride ions from one place to another called a cystic fibrosis transmembrane conductance regulator (CFTR). The DNA of an infected person is missing three building blocks called nucleotides causing the CFTR protein to be missing one amino acid called phenylalanine. Normally, a healthy CFTR p...
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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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  • Liquid Nitrogen Degrees F
    890 words
    Since the beginning of time people have been trying new ideas for keeping things like food cold. Up until the early 20 th century ice was the best method for cooling perishable items, button we figured out a more efficient and affective way of keeping items cold. It was called the refrigerator. Soon after the introduction of the refrigerator we developed something called cryogenic freeing, which is freezing with very low temperatures. Cryogenic freezing is the study mater that is colder than tem...
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  • Body Weight National Park
    700 words
    On Komodo island you can find some of the largest lizards in the world. This is how the lizard got its name. Komodo is west of Flores, east of Sumbawa, and North of Sumba. Most people get to these islands by boat. If you are rich you can get there by a helicopter and get permission to land on the presidents landing pad. Komodo dragons can also be found on the island of Ring and other small surrounding islands. These islands are not what you usually think of when you think of a jungle island. The...
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  • Evil Spirits Middle Ages
    1,268 words
    Our World In Medicine One of the most important factors about peoples lives is the information of, the use of, and the growing knowledge of medicine. Medicine is a science that nations all over the world use. It is a science because it is based on knowledge gained through careful study and experimentation. Medicine is also an art form because it depends on how skillfully doctors and other medical workers apply their knowledge when dealing with patients. 1 Medicine is one of the most respected pr...
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  • Franklin D Roosevelt Sir Alexander
    981 words
    My topic for the top one hundred news stories of the century is Penicillin. I choose this subject because I felt I needed to prove that it is more than just an antibiotic or just a mold. In the following paragraphs I hope to make my point clear. Penicillin itself can be used to treat many and a wide variety of diseases. It can be used for treatment of respiratory infections to sexually transmitted diseases. We can use it on humans and animals too. The following are some disease that can be treat...
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  • Social And Cultural Bone Marrow
    1,422 words
    1. The original example of a stressful experience is both Marie and David are taking evening classes at a local community college, working full time, and two children to take care of. David found a new job last year before he was laid off but he does not get along well with his boss. Marie is not completely happy with her job and the headquarters will move from Tulsa to Mexico City, so she will quit her current job. This is a good example of stress. The negative emotional state occurring in resp...
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  • 6 Cups Of Water Sugar And Water Lemon
    768 words
    Water is the most refreshing drink in the world, and probably the cheapest. People drink water because its easy to achieve and cost barely anything. Lemon is one of the worse kinds of grapefruit people eat or doesnt eat at all. It taste extremely sour and even bitter if you eat the skin. But if you add these two ingredients together, you get one of the most prolific drinks ever. There are hundreds of ways of making lemonade. From whiskey lemonade to chocolate lemonade, there is a very wide range...
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  • Carbon Dioxide Environmental Conditions
    435 words
    The prokaryotes are the oldest and most abundant group of organisms on earth, and are the smallest unicellular organisms. There are certain factors that account for the success of prokaryotes such that they are able to withstand harsh environments and they are able to adapt to face the conditions that they are in. One factor that accounts for the success of the prokaryotes is their way to survive. When environmental conditions are unfavorable, the bacterium becomes inactive. Some species of bact...
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