In the 1930’s‚ Richard Dogmagk experimented with a red dye called prontosil and found that it had strange healing effects‚ when he injected the dye into mice with severe streptococcus infections‚ they all survived. Dogmagk had discovered the one of the fist antibiotics‚ specifically the first Sulfa drug. When scientists isolated the active part of the prontosil molecule they discovered how it and all sulfa drugs work. Sulfa drugs contain a sulfur atom that has six total bonds (shared electrons)
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What were the Contributions of the Immigrants? The immigrants made four important contributions to Singapore. Firstly‚ the Immigrants contributed in the building up of settlement. Secondly‚ it was the promoting of trade. Thirdly‚ they worked for the government. And finally‚ they served the community (Provided social services). The first contribution the immigrants made was building the settlement. The Chinese coolies and Indian labourers cleared the jungles making land available for expansion
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Sumerian Culture and Contributions The Sumerians were a people who lived in the southern portion of Mesopotamia from around 3500 B.C. to 1800 B.C.. The Sumerian people lived in twelve city states‚ famous among which ar Sumer and Ur. They shared a common language‚ Sumerian. Sumerian has no modern day descendants‚ it seems to have disappeared from human history as a spoken language‚ but lived on in written language. The Sumerians were an agricultural people‚ and they raised crops in three areas
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Sheque Philbert Contribution of Egypt Civilization GEHS 4020 The Ancient Egyptian civilization is the oldest and most influential world civilization. Egypt contribution to human knowledge‚ invention‚ and scientific discoveries surpasses any other country including Mesopotamia‚ India and China. Ancient Egyptians were the first to invent and use glass‚ linen‚ paper and ink. They invented the calendar‚ clock‚ Geometry and the alphabet. They were
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Socrates and Aristotle were both Greek philosophers who contributed philosophies. Socrates believed that all people contained real knowledge within them and that self critical examination was needed to bring this knowledge out. Socrates once stated‚ “The unexamined life is not worth living.” In this philosophical idea‚ Socrates is suggesting that an individual‚ who chooses to not think about their own actions‚ does not truly care about their own life. Aristotle believed in the concept of examining
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then the number 1729 is called Ramanujan’s number. In the third century B.C‚ Archimedes noted that the ratio of circumference of a circle to its diameter is constant. The ratio is now called ‘pi ( Π )’ (the 16th letter in the Greek alphabet series) The largest numbers the Greeks and the Romans used were 106 whereas Hindus used numbers as big as 1053 with specific names as early as 5000 B.C. during the Vedic period. ARYABHATA Aryabhatta was born in 476A.D in Kusumpur‚ India. He was the first
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Ancient Chinese Contributions Rich Laird Strayer University Humanities: Culture‚ Continuity and Change 111 Dr. Ronald Gavin May 28‚ 2012 Ancient Chinese Contributions The world owes a lot to the Chinese for all the major contributions and innovations they introduced. For example‚ during the Era of Disunity (approx. 220-581 AD) the ancient Chinese invented kites‚ matches‚ umbrellas and much more ("Inventions‚" “n.d.”). The Yuan dynasty brought us paper money‚ blue and white porcelain
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Pandora In Greek mythology‚ there are many Greek gods and goddesses but one individual is blamed for all the bad in the world. Pandora was created in Mount Olympus out of earth and water; she is defined as endowed with everything and is the name of the first woman on the earth. She was described as charming and beautiful and characterized as mischievous and foolish. Many gods and goddesses gave her gifts‚ she was given; curiosity‚ boldness‚ grace‚ desire‚ beauty‚ a sweet singing voice
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more commanding in stature‚ height being considered by the Greeks an attribute of beauty in man or woman. They resembled human beings in their feelings and habits‚ intermarrying and having children‚ and requiring daily nourishment to recruit their strength‚ and refreshing sleep to restore their energies. Their blood‚ a bright ethereal fluid called Ichor‚ never engendered disease‚ and‚ when shed‚ had the power of producing new life. The Greeks believed that the mental qualifications of their gods were
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Kevin Silva 12/8/11 History Accelerated Mr. Binger Contributions To American Democracy Have you ever wondered where we got our governmental ideas from? It turns out that there are three men that influenced our decisions for a democracy by providing the guidelines or basics for the right governmental system. Those men’s names and John Locke‚ Baron De Montesquieu‚ and Francois Marie Arouet or better known by his pen name Voltaire. They all made great advances that later in time helped us to give
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