DNA Aim This practical procedure allows you to amplify a 460 basepair fragment of DNA from within the control region of the mitochondrial genome. This can be done using three water baths or‚ if one is available‚ a thermal cycler (PCR machine). After it has been amplified‚ the DNA is run on an electrophoresis gel. Note: This method has been adapted from one developed by the Dolan DNA Learning Center at Cold Spring Harbor Laboratory. More details are available from the DNA Learning Center’s
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each gear (1st‚ 2nd‚ 3rd‚ 4th and reverse) 2. Apparatus The gearbox in the laboratory 3. Method i. Disassemble the gearbox ii. Count the number of gear teeth on every component iii. Develop a schematic for the gearbox iv. Record all the data v. Assemble the gearbox vi. Calculate the transmission ratio for each gear 4. Results Table 1: Gears teeth numbers Number of teeth gears Reverse 1st gear 2nd gear 3rd gear Sun 26 20 20 17 Annulus 70 70 70 61 Planet 22
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EMBRYOLOGY WHAT IS EMBRYOLOGY? The study of embryo and fetus is called embryology. WHAT IS THE SIGNIFICANCE OF EMBRYOLOGY? It tells us how life begins and what are events of development in the intrauterine life. INTIAL STAGES OF EMBRYOLOGY BEFORE DEVELOPMENT Gonades Ovary in female Testis in Male Oogenensis Spermatogenesis Ovum (Haploid)
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The significance of a title is not always easy to discover and the full significance of the title becomes apparent to the reader only gradually. In A Long Days Journey into Night by Eugene O’Neill‚ the significance of the title is developed through the title’s importance to each of O’Neill’s characters. Tyrone‚ Mary‚ Jaime‚ and Edmund carry different meanings of the title. The words long and night play a major role in the importance of the title to each character. Both words can have multiple meanings
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fresh liver(containing catalase)‚ sharp knife‚ forceps‚ cutting tile‚ 2x 10mL measuring cylinder‚ 1x 100ml measuring cylinder‚ 1x 50mL measuring cylinder‚ stop watch‚ detergent‚ teat pipette‚ distilled water. Method: 1) The materials for the practical were collected. 2) We set up a clean cutting area which consisted of placing newspaper onto the bench followed by the cutting tile on top. The liver was then cut into 1 cm cubes. 3) A 1 cm cube of liver was placed inside a 250mL measuring burette
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Peroxodisulphate and Iodide practical – exemplar Skill A – Chemical Ideas Reaction between Peroxodisulphate and Iodide The reaction between peroxodisulphate and iodide ions is given by the following equation: S2O¬82- (aq) + 2 I- (aq) 2 SO42- (aq) + I2 (aq) The structure of the peroxodisulphate ion‚ with oxidation states‚ is shown below: (Structure) The changes in oxidation state within the reaction are as follows: Element Oxidation state in reactant Oxidation state in product Oxidised or
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THE SIGNIFICANCE OF RESPONSIBILITY Tyler Petri May 20‚ 2014 The Significance of Responsibility Responsibility is defined by two pertinent definitions in our language. The state or fact of having a duty to deal with something or of having control over someone; the state or fact of being accountable or to blame for something. These definitions form a relevant point in the substance of this essay‚ where I will discuss what responsibility is‚ types of responsibility‚ why this value is important
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Significance of the Study This study is all about Wi-Fi connections on school campuses and the proper usage of it‚ there are several reports show‚ that some students don’t use those Wi-Fi connections for school projects‚ assignments‚ etc but they use it more on social networking sites such as Facebook‚ twitter‚ tumblr etc. other students use it for watching/downloading porn. The researcher aims to know what is the real purpose of Wi-Fi connections on school campuses and what they do
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insight into the usage of data warehousing and data mining techniques to enhance the productivity of the business. The study of the processes is analysed so as to get the need of adaptation according to inherent demands of these industries in near future. The main topics we are discussing here are: a) Data warehousing b) Data Mining c) ETL d) Data Mart An attempt has been made to analyse different ways of using these for the enhancement in the different field. Data warehousing and current
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The significance of taxation. Today‚ the tax subsidy is major feature of the U.S. health care market. Results suggest that the tax subsidy increased the growth of group insurance‚ particularly among union members and employed persons. This is a critical effect because group insurance is not only less expensive than individual insurance‚ but it is also easier to obtain‚ and households with access to group health insurance are far more likely to purchase health insurance coverage than those without
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