mammalian evolution towards colonization of land‚ however in some instances this trend has been reversed; there are three large orders of mammals that have separately re-adapted to marine life‚ the Cetacea (whales‚ dolphins and porpoises)‚ the Pinnipedia (seals‚ sea lions and walruses)‚ and the Sirenia (dugongs‚ sea cows and manatees). This “re-adaptation” is most extreme in the cetaceans which have evolved a totally fish-like form‚ masking their true mammalian ancestry (Coffey‚ 1977). The evolution of
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Evolution of Ethernet by: Yolanda Castro IS3120 Instructor: Mr. Thompson October 2‚ 2012 Ethernet is a family of computer networking technologies for local area networks (LANs). Ethernet was introduced to the commercial marketplace in 1980‚ and has replaced other LAN technologies. It’s a baseband LAN specification invented by Xerox Corporation that operates at 10Mbps using carrier sense multiple access collision detection (CSMA/CD) to run over coaxial cable. Ethernet was designed to serve
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the last few years it has changed the American calculators to video games and computers (Givone 1). Many microprocessors have been manufactured for all sorts of products; some have succeeded and some have not. This paper will discuss the evolution and history of the most prominent 16 and 32 bit microprocessors in the microcomputer and how they are similar to and different from each other. Because microprocessors are a subject that most people cannot relate to and do not know much about
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THE EVOLUTION OF NURSING Nursing is a profession that can be recalled and accounted for since prehistoric times to now it has since come a long way. In fact in earlier times nursing was only a practice reserved for men. The first nursing school was established in India in about 250 B.C.‚ and only men were permitted to attend because men were viewed to be more pure than women‚ until the 1800’s when nursing became an organized practice. Should one embark on a research about the history of nursing one
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Evolution of Sciuridae Squirrels have various adaptations that have helped them through generations to become the successful organism they are today. Squirrels have adaptations that can help them in many ways for various reasons. One of these adaptations is the anatomy of their hind legs‚ and with this adaptation they are able to rotate their hind feet which allows them to go down a tree head first. Over time this species has also developed a high sense of smell‚ and during the winter time this
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Hominid Evolution The evolution of hominids has been and still is a heated topic of debate. Many scientists debate over which species can be classified as “human”. The root "hominid" refers to members of the family of humans‚ Hominidae‚ which consists of all species on our side of the last common ancestor of humans and living apes. The time split between humans and living apes used to be thought of fifteen to twenty millions of years ago‚ but now the time period has shifted to around five
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Trace the evolution of the music known as "bop" or "bebop" from the swing era of the 1930s and early 40s‚ into the 1950s. What developments and artists in the swing era were a precursor to bop? Is Bop a reaction to the swing/ big band style? Why or why not? What are the principle differences between bop and the typical music of the swing/big band era. Name 3 pioneers of the bop style‚ and why they are significant in the history of jazz. Bebop came from swing it did not suddenly appear but gradually
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SUMMARY With the passage of time men has advanced in technology in fulfilling his needs and desires. After the mechanical evolution world is now living in evolution of Informational Technology. Mechanical evolution innovate means of transportation whereas Information Technology invented a new way of communication called Internet. Astoundingly communication can be done from anytime anyplace all over the world through internet. The number of people especially among young generations internet is gaining
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EVOLUTION OF SOCIOLOGY Soculita Classical Period - Classical Political Thinkers: Plato‚ Niccolo Machiavelli‚ Jean Jacques Rousseau‚ Polybius‚ Thomas Hobbes and Giambattista Vico * according to them‚ political issues are only parts of the specific concerns of the society - attempts were made to find the connections of political issues with social and other physical factors * Baron de Montesquieu postulated that climate‚ geographic‚ economic and
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history and how organisms related to each other. Cladogram might be useful for the conservations plans of species that at risk of extinxtion. Introduction Cladogram is a tree diagram that is designed to determine the relatedness and evolution of species. Two methods to produce a cladorgam one based on morphological characteristic and another based on sequence of amino acid. Based on morphological characteristic‚ first‚ taxa are chosen that are close or being interesting of their evolutionary
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