Biomaterials 21 (2000) 2529}2543 Sca!olds in tissue engineering bone and cartilage Dietmar W. Hutmacher Laboratory for Biomedical Engineering‚ Institute of Engineering Science‚ Department of Orthopedic Surgery‚ National University of Singapore‚ 10 Kent Ridge Crescent‚ Singapore 119260‚ Singapore Abstract Musculoskeletal tissue‚ bone and cartilage are under extensive investigation in tissue engineering research. A number of biodegradable and bioresorbable materials‚ as well as sca!old designs
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mainly governed city-states. Also an assembly of citizens governed political affairs. Later kings arouse to claim themselves as the military leaders and the highest priest in that city-state. The king was who represented the city-state deity. The Sumerians also believed that most of the land belonged to the city-states god or goddess. The king enforced laws and set penalties for wrong doers. Although there was some type of punishment‚ it wasn’t severe-meaning any physical injury to the body‚ they
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Chapter 1 Physical Context of African History: Geography and Environment 1. Although some may think of Africa as being of a single climate and terrain description‚ in reality a wide variety of land types can be found throughout Africa. How does this wide variety of climates and physical terrains affect human life and settlement patterns on the African continent? Different terrains and climates allowed for different lifestyles for Africans in different regions. Those close to the sea were
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The idea of a complex civilization refers to a society of people that construct a city and take into account important aspects such as where to get water for drinking and irrigation. The civilization also forms a system of commerce that allows people to trade goods and services‚ but in order for the system to be successful it must also have a language and system of writing. The society will develop and grow over time‚ and because of technology people will be able to complete difficult tasks in less
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Chemouma Secondary School 2012 / 2013 3rd Year Literary Stream Duration: 2H and half The Trial Baccalaureate Exam of English Part One: Reading (15 pts) A/ Comprehension (7pts) Read the
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Thatcherism | Oxford Dictionary of Politics:Thatcherism | Ads QROPS - Overseas Pensionwww.overseaspension.com A QROPS from Fairbairn Trust A QROPS from Fairbairn Trust | Home > Library > History‚ Politics & Society > Political Dictionary The economic and social policies pursued by Margaret Thatcher‚ British Prime Minister from 1979 to 1990. There are many different notions of what Thatcherism comprises‚ but core elements include deregulation and privatization‚ combined with
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International Education Journal‚ 2006‚ 7(4)‚ 391-399. ISSN 1443-1475 © 2006 Shannon Research Press. http://iej.cjb.net 391 Contributions of Islamic scholars to the scientific enterprise Yasmeen Mahnaz Faruqi Flinders University‚ School of Education faru0001@flinders.edu.au This paper presents a discussion regarding the role that Muslim scholars played in the development of scientific thinking in the Middle Ages. It argues that the Muslims were not just the preservers of the ancient and Greek
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October 23‚ 2012 Why were the river valley civilizations so similar even though they were in different parts of the world? Approximately 5000 years ago‚ the first complex civilizations began to come about along a number of river valleys throughout the southern half of Asia and northern Africa. River valleys were very suitable places for a civilization to live and for societies to evolve in‚ because the rivers created the fertile land for farming. Also the people could use the water for drinking
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Early River Valley Civilizations: Sumerian Civilization - Tigris & Euphrates Rivers (Mesopotamia) Egyptian Civilization - Nile River Harappan Civilization - Indus River Ancient China - Huang He (Yellow) River Mesopotmia Flat plain known as Mesopotamia lies between the two rivers in SW Asia(Middle East) . Because of this region’s shape and the richness of its soil(silt) it is called the Fertile Crescent‚ the rivers flood unpredictably. Sumerians were first to settle in this region‚ attracted by
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Civilization is difficult to define in one word or phrase because a complex society or “civilization” depends on many different aspects. How then‚ is civilization defined? There are characteristics of a civilization that are more essential than others‚ some of which may be more important to one group than to another. However‚ a definition for civilization can be narrowed down to a few fundamental aspects that are necessary for one to exist. For a complex society to exist‚ it must have means
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