(ELECTROPHORESIS OF SERUM PROTEIN) DATE : 10 OCTOBER 2013 PART A SEPARATION OF SERUM PROTEINS USING THE ELECTROPHORESIS METHOD. OBJECTIVES: 1. To understand the analytical methods involved in analyzing serum proteins. 2. To study the serum protein electrophoresis pattern to aid the understanding of the relationship between the structure and the function of proteins. PRINCIPLE OF PRACTICAL: This technique is based on the movement of charged particles such as proteins when placed
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Sociologists argue about what the term ‘childhood’ actually means. They claim that childhood is a social construction‚ rather than biological or natural. In this essay I will therefore attempt to assess whether there have been any changes in the status of childhood. I will be looking at the views of various sociologists and how society is changing the way in which children are treated. This essay will look at whether the changes‚ if any‚ are the most beneficial for the child. Neil Postman (1994)
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political dynamics (Holland‚ 1996; James & Prout‚ 1997; Sorin & Galloway‚ 2005). The purpose of the following analysis is to examine nine images of children being depicted in today’s media and identify the different constructions of childhood that they promote. The three social constructions of childhood that have been identified in these images include: the child as vulnerable (Simpson‚ 2005)‚ the child as innocent (Woodrow‚ 1999) and the child as a ‘gendered being’ (Burman‚ 1995). Conceptual tools
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Determining the Enthalpy of a Chemical Reaction All chemical reactions involve an exchange of heat energy; therefore‚ it is tempting to plan to follow a reaction by measuring the enthalpy change (∆H). However‚ it is often not possible to directly measure the heat energy change of the reactants and products (the system). We can measure the heat change that occurs in the surroundings by monitoring temperature changes. If we conduct a reaction between two substances in aqueous solution‚ then the
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From the graph I can clearly see that Distilled water has a much larger concentration of water then the cell sap in the potato tissue. I can make this conclusion because the results show a big increase in weight of the potato piece. Meaning that water has moved from outside the potato into the potato due to Osmosis‚ proving that the distilled water had a higher concentration of water‚ as water moves from a high concentration to a low concentration. I can also see that the glucose
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INVESTIGATION #2 DETERMINATION OF THE WATER OF CRYSTALLISATION April 4‚ 2012 OBJECTIVE: Chemical compounds that contain discrete water molecules as part of their crystalline structure are called hydrates. Hydrates occur quite commonly among chemical substances‚ especially among ionic substances. More often than not‚ such compounds are either prepared in‚ or are recrystallized from‚ aqueous solutions. Hydrates exist for ionic compounds most commonly‚ but hydrates of polar and non polar covalent molecules
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WHITE PAPER AMARAL REMODELING COMPANY By: Kylie So See Lee Hamid Saidi Givo Ishaya Executive Summary With over 30 years of experience and ten years of owning and operating a licensed construction company‚ Tom Amaral has built his company from ground up and is a proud contractor in the Alameda County area. His diverse background and ethical professionalism has been the result of his company to market itself though the “word of mouth” since it began; however‚ due to the down-slope of
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Industry analysis The construction industry of Bangladesh has improved substantially during the last twenty years. About 10% of GDP of the country comes from this sector alone. It absorbs a very big labor force as well as enhances big job opportunities for engineers‚ architects‚ managers‚ foremen‚ supervisors‚ technicians‚ electricians‚ machine operators‚ drivers etc. At present this is a booming industry and people engaged in this sector are earning a reasonable salary and other benefits. And this
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of the yield curve. In your answer also discuss the uses of the yield curve in financial markets‚ why strips are used in the construction of yield curves and why investors would want to invest in zero coupon bonds or strips. The yield curve is a graph that plots the yields of similar-quality bonds against their maturities‚ ranging from shortest to longest. The relationship between yield and maturity is referred to as the term structure of interest rates. The Treasury yield curve is the base or
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Sex determination in plants Summary- Evolutionary transitions happened gradually from hermaphroditism to monoec in which multiple sex determining genes are involved which include male-sterility and female-sterility factors. There should not be any recombination between different loci which is the pivotal reason for the genetic degeneration of Y chromosomes. There are several theories attached to Y chromosome degeneration that are reviewed recently . Introduction: why are plant sex chromosomes
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