Glucose + CuSO4 + heat -------------- Cu2O + H2O + oxidized glucose • Lipids such as fats and oils are important in cell membranes and also as an energy reserve. They produce translucent spots on paper. In addition they dissolve a non-polar Sudan III /IV dye‚ and produce cloudiness with alcohol. • Proteins have a vital role in the growth and repair of tissues; also they have a role to play in cellular metabolism since most enzymes are proteins. The presence of two or more peptide bonds
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Lab: Identifying Nutrients Student Guide Prelab Information Purpose Explore the presence of nutrients in food using a laboratory experiment and deductive reasoning. Time Approximately 45 minutes Scenario Your biology teacher found an unknown food sample in the classroom‚ and there are four suspects: students who have different foods for lunch. Student Food Macromolecule Present Zack Tofu Protein Nicole Salad dressing Lipid Christian Jelly sandwich
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“Genocide is an attempt to exterminate a people‚ not to alter their behavior” - Jack Schwart. Uganda has been greatly affected by genocide‚ different factors and people contribute to the problems there. Uganda is a landlocked country in Africa. It has a tropical climate and is divided into three distinct areas‚ the swampy lowlands‚ a fertile plateau with wooded hills‚ and a desert region. It has a population of 37.58 million and has one of the lowest median ages in the world‚ age 15. Uganda’s capital
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A Case Study of KFC’s Cross-cultural Marketing in China Summary: In 2007‚ KFC had opened 2000 outlet stores in china‚ leaving rival MacDonald’s far behind‚ achieving high praise from Chinese consumers and defeating challengers again and again. From the perspective of cross-culture‚ this paper tries to analyze the marketing strategy of the American fast food chain stores in china and give multinational food and beverage companies suggestions. Key words: KFC‚ fast food‚ cross-cultural marketing
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she believed in the need to continually keep building geographically and militarily. British forces were bold‚ innovative‚ and caused irritation and “international friction” (Remak 30). In 1898‚ English and French forces collided in pursuit of Sudan. Sudan had been held by locals‚ however‚ under the rules of European imperialism the land should be controlled by‚ “...the fittest conqueror” (30).
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Poverty is not just a problem in America‚ poverty is not just a problem in foreign countries‚ poverty is not just among a certain race‚ poverty is a worldwide issue that can affect anyone‚ even your community. Seeing examples of poverty throughout life can be very emotional‚ it lives all around. Pretty much anywhere there are people who are homeless‚ maybe begging for food or money. People walking to get where they need to go because they can not afford a car or possibly gas. Seeing kids at school
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Lesson 1 Key Questions 1. Mg2+ has 10 electrons 2. Given that the half life of the radioisotope carbon -14 is 5730 years‚ it would not be useful in dating bones that are over a million years old. After 40 000 years of age less than 1% of the 14C is left in the bone and thus it is not useful for determining the exact age beyond that. 3. Hydrolysis - A chemical reaction where a chemical is broken down by a reaction with water. Hydrolysis is important for the digestion of food‚ making
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have several shapes to it and with the IKI reagent should look have more of a stronger shapes and color to it. The onion cells should have a more stringy look to it and with the IKI more color. The fourth experiment is testing for lipids using the Sudan III on a potato‚ onion‚ oil and dH2O. I believe the oil will determine it is a lipid. The fifth experiment the chemical bonding of mixing an egg yolk‚ vegetable oil and vinegar should make mayonnaise as long as you continually mix a good amount of
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point) b.water (1 point) c.cornstarch (1 point) d.unknown 1 (1 point) e.unknown 2 (1 point) f.unknown 3 (1 point) g.unknown 4 (1 point) 4.The Sudan III test has been performed for you. Please see the image below to answer question 4a-g: Were the following substances positive or negative for lipids‚ as indicated by the Sudan III test? (7 points) Sudan III Test Results Click on image to enlarge. a.oil (1 point) b.butter (1 point) c.flour (1 point) d.unknown 1 (1 point) e.unknown 2 (1 point)
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who have come face to face with medieval monsters known as “Blemmyae” (Headless men). The Blemmyae were based on a nomadic tribe called the Beja (ethnic group in Sudan) who were claimed to have first originated around 600 BC and lasted till the third century AD in Nubia (The Blemmyaes occupied a region in what is now modern-day Sudan. There were several cities such as Kalabsha‚ Ballana‚ Faras‚ and Aniba‚ all were fortified with walls‚ towers and mixtures of Egyptian‚ Hellenic‚ Roman and Nubian elements
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