The Big Bang theory is today’s dominant scientific theory about the origin of the universe. It states that the universe was created from an infinitely hot and dense subatomic ball‚ which once exploded not only created energy and matter‚ but space and time itself. This is estimated to have happened around 14 billion years ago. 300‚000 years after the big bang took place the plasma of elementary particles had cooled to 3000K‚ during which atoms began to form as electrons came into orbit around protons
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The human respiratory system is adapted to allow air to pass in and out of the body and also for efficient gas exchange to occur. The respiratory system includes air passages‚ pulmonary vessels‚ the lungs‚ and breathing muscles. Most of the organs of the respiratory system help to distribute air‚ but only the tiny alveoli and the alveolar ducts are responsible for the gas exchange. Mouth - The mouth is the secondary exterior opening for the respiratory system. Most commonly‚ the majority of respiration
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During the American Revolution what caused the people to make radical changes The American Revolution was radical in the ideals established throughout the revolution. The American Revolution had significant effects on American society as a whole radically changing certain aspects including its social‚ political‚ economic‚ and religious contexts. Also‚ the status of women‚ slaves‚ and Loyalists were radically changed. A new democratized political system was formed through the constitution‚ which
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Asylum Seekers are people who fled from their homes in the face of persecution‚ or threats to their lives. But there is no reason why the Australian government should be obliged to welcome asylum seekers who use illegal methods to come here. We have the responsibility to protect our borders and way of life against what could amount to a huge influx of immigrants whose backgrounds and possible criminal status are unknown. Detention is the only solution to the problem of how to treat asylum seekers
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After launching new products and services management wants it to enjoy a long and happy life‚ although it does not expect the product to sell forever. The product life cycle (PLC) is the course that products and service sales and profits take over their lifetime. It has four stages. The four stages from an S shaped curve are usually described as introduction‚ growth‚ maturity and decline. Each stage has a number of particular features in terms of cost‚ sales profit and competition. 1. introduction
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A Streetcar Named Desire In many modern day relationships between a man and a woman‚ there is usually a controlling figure that is dominant over the other. It may be women over man‚ man over women‚ or in what the true definition of a marriage is an equal partnership. In the play A Streetcar Named Desire by Tennessee Williams Stanley is clearly the more dominant figure over Stella. Throughout the play there are numerous examples of the power he possesses of her. Williams portrays Stella as a
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Air Pollution Causing Global Warming This paper presents the causes and effects of air pollution. Other stratospheric research is concerned with the downward trends in global ozone that have recently been measured over populated regions in the mid altitudes. The author focuses on the various factors associated with global warming. From the Paper: "Air pollution is any visible or invisible substance found in the air that is not part of the normal composition of air. Some air pollution is
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Applications of cell culture Mass culture of animal cell lines is fundamental to the manufacture of viral vaccines and other products of biotechnology Biological products produced by recombinant DNA (rDNA) technology in animal cell cultures include enzymes‚ synthetic hormones‚ immunobiologicals (monoclonal antibodies‚ interleukins‚ lymphokines)‚ and anticancer agents. Although many simpler proteins can be produced using rDNA in bacterial cultures‚ more complex proteins that are glycosylated (carbohydrate-modified)
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All good stories convey a message. Gilman’s main message seemed eager to bring to light gender role issues and stereotypes of her time period. An average relationship of her time generally included a working middleclass husband and a house keeping wife. The wife normally did as she was told by her husband and took care of any family needs. Being a famous writer‚ Gilman did not exactly have an average role in society in her time as a female. From an oppressed perspective‚ having experienced firsthand
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Have you ever just wanted to escape from your life? Maybe leave everything and everyone you knew behind‚ or just sit and daydream about a life that you wished you could have? To make a major alteration in your life‚ you may need to have self-disipline.In the story " Eveline" by James Joyce‚ Eveline shows her self-discipline through her feelings about work‚ family and love. Eveline’s self-discipline with her work is overwhelming. Eveline‚ being only nineteen
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