Macromolecules of Life Exercise 1: Testing for Proteins In this experiment Biuret Color is added to four substances‚ egg white‚ pepsin‚ sugar‚ and distilled water to test the detection of protein in each substance. Substance Tested Predicted Results Biuret Color & Number of drops added 1. Egg White Change color 5 drops –turned a yellow/light brown 2. Pepsin Change color 5 drops- turned purple 3. Sugar No Change 5 drops-no change in color 4. Distilled Water No Change 5 drops-no
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Often‚ humans are blind to the idea that we are all one species‚ whether it be one person‚ or a crowd of people. Throughout the existence of mankind‚ many nations and civilizations have made history by slaughtering their own people‚ whether it be for superstitions‚ personal gain‚ or both. The Holocaust‚ one of the most violent genocidal events in the past century‚ has sparked many awareness programs to prevent another event of similar nature from happening again. Genocide is the act of deliberately
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Nya is a young girl living in Sudan. She must be persistent to make the long walk every day to get water for her family so she and her family can stay alive through the harsh conditions. Salva is a young boy surviving through the war in Sudan and must push himself to get to his end goal of safety. In the novel‚ A Long Walk to Water‚ Linda Sue Park uses walking as a symbol of persistence to show the reader how the characters must continue walking to survive in Sudan. To start‚ the author used the
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The Nile is the longest river in the world which is located in Africa. It spans itself from Lake Victoria in east central Africa to Egypt. It flows generally north through Uganda‚ Sudan‚ and Egypt to the Mediterranean Sea‚ for an approximate distance of 5‚584 km From its remotest headstream‚ the Luvironza River in Burundi‚ the river is 6‚695 km long. The river basin has an area of about 3‚350‚000 sq km. Its average discharge is 3.1 million litres per second. The lower course of the river in Egypt
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Name: ______________________________________ Date: ________________________ Student Exploration: Identifying Nutrients Vocabulary: carbohydrate‚ disaccharide‚ lipid‚ monosaccharide‚ polysaccharide‚ protein‚ starch Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. What are the major types of nutrients you can get from food? Proteins‚ lipids‚ carbohydrates‚ minerals and vitamins 2. How are these nutrients used by your body? Nutrients are used by your body for
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WHAT ARE THE MAJOR REASONS WHY SOME FORMER COLONIAL POWERS STILL CONTINUE MEDDLING IN AFRICAN COUNTRIES? INTRODUCTION In 1885 Bismarck initiated the Berlin Conference to establish international guidelines for the division of African territory amongst European countries. The Europeans used the conference formalise Africa to become a colonial possession for Europeans. The possession of African territory that is many times larger than their own made European states have a great feeling of self-esteem
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waxes and oil secreted on to surfaces provide waterproofing in plants and animals. You would test for a presence of a lipid by The two main ways to test for lipids in a sample substance is through the Sudan Red test and the Grease Spot test. Sudan Red is a dye that is lipid soluble. Therefore‚ when Sudan Red is added to a sample that contains lipids‚ the dye will colour the lipids red. The Grease Spot test can also be used identify the presence of lipids in a sample. Lipids make unglazed paper‚ such
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MBA 30‚ Global Supply Chain Management‚ Individual Assignment Cold chain in Humanitarian Aid – delivery of vaccines to patients in a relief situation. Meningitis campaign from Médecins Sans Frontières in South Sudan Student Numbers: 53283 Maastricht‚ 24th January 2014 Contents 1. Introduction / situation analyse 1.1. Increased supply chain in humanitarian aid Scott (2010) points out that donors in humanitarian aid ask for more value for money in relief operations and that
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Chemical Aspects of Life and Spit Lab Formal Report 1. Abstract The objective of the Reducing Sugar Test was to test if the substance has a reducing sugar in it by adding Benedict’s solution and heating it‚ there would be a color change if a reducing sugar is present‚ or it will remain blue (no reducing sugar). The objective of the Starch test was to test for starch in substances by using Iodine. The iodine will cause a substance to turn to a dark blue color if it is positive for starch. The objective
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Talisman’s scandal in Sudan‚ taking any other step into an unstable region carries a great risk. II. The Problems 1. Talisman Energy Inc. started as a small independent oil company which needed to grow and expand internationally since that North America offered only limited growth potentials. 2. Talisman Energy Inc. has suffered a great loss not only financially but also the company’s reputation was affected after NGOs accused Talisman of fueling the civil war in Sudan. Some of the major
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