Jay Wainwright 12C Forensic Science Friday 6th September 2013 Experiment; Looking at onion cells using a light microscope. Apparatus; - 1x Light Microscope. - 2x Pipettes. - 1x Beaker (100 ml). - 1x Small Onion. - 1x Knife. - 1x Forceps. - 1x Microscope Slide. - 1x Cover Slip/Glass. - Water. - Iodine Solution. - Marble Tile. - Plastic Gloves. - Window/Strong Light Source. Pre-Practical - Setting Up the Experiment; Place the onion onto a marble tile. Using a knife‚ chop the onion into pieces
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Name: ______________________________________ Date: ________________________ Student Exploration: Osmosis Vocabulary: cell membrane‚ concentration‚ diffusion‚ dynamic equilibrium‚ osmosis‚ semipermeable membrane‚ solute‚ solvent Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. Suppose you were trapped on a desert island with no sources of fresh water. Should you drink water from the ocean? Explain why or why not. _________________________________________________________________________
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Sickle cell disease is present usually in those of African or Mediterranean descent (Saladin 2007). About 1.3% of African Americans have sickle cell (Saladin‚ 2007). Sickle cell was originated in Africa where malaria was killing a vast number of people (Saladin‚ 2007). The sickle cell hemoglobin is not able to be digested by the parasites that cause malaria‚ making those with sickle cell resistant to malaria (Saladin‚ 2007). This paper will discuss a normal erythrocyte compared to an erythrocyte
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biology‚ cell theory is a scientific theory that describes the properties of cells‚ which are the basic unit of structure in all organisms and also the basic unit of reproduction. The initial development of the theory‚ during the mid-17th century‚ was made possible by advances in microscopy; the study of cells is called cell biology. Cell theory is one of the foundations of biology.The observations of Hooke‚ Leeuwenhoek‚ Schleiden‚ Schwann‚ Virchow‚ and others led to the development of the cell theory
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Evolution of Sickle Cell Sickle Cell was discovered in the United states although it originated in Africa . The sickle cell disease (SCD) describes traits of an inherited red blood cell disorder‚ having SCD means you have abnormal hemoglobin‚ called hemoglobin S or sickle hemoglobin‚ in your red blood cells. What is hemoglobin u might ask?! Well Hemoglobin is a protein in red blood cells that is suppose to carry oxygen throughout the body. But when a sickle cell trait is “Inherited” it could
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Q 1. Write a comprehensive note on the importance of practical life exercises. "If teaching is to be effective with young children‚ it must assist them to advance on the way to independence. It must initiate them into those kinds of activities‚ which they can perform themselves. We must help them to learn how to walk without assistance‚ to run‚ to go up and down the stairs‚ to pick up fallen objects‚ to dress and undress‚ to wash themselves‚ to express their needs‚ and to attempt to satisfy their
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The prokaryotic cell precedes any forms of Bacteria‚ Archaea‚ and eventually Eukaryotes by approximately two billion years. This cell was the original life form on the planet and represents the smallest and least complex of all organisms. Through the process of mutation and adaptation they were able to survive to evolve into our modern day Bacteria‚ Archaea‚ Fungi and Protists. These post organisms have benefited from their early ancestor‚ by way of Endosymbiosis. Intricate protest and fungi are
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Page 1 of 4 GEORGIA PIEDMONT TECHNICAL COLLEGE PN12 Newton Campus PRACTICAL NURSING FOUR-SEMESTER DIPLOMA The Practical Nursing program is designed to prepare students to write the NCLEX-PN for licensure as practical nurses. The program prepares graduates to give competent nursing care. This is done through a selected nu mber of academic and occupational courses providing a variety of techniques and materials necessary to assist the student in acquiring the needed knowledge and skills
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IKT434 Topics in Economics Managerial Economics Practical Applications of Marginal Analysis The most common use of marginal analysis is to find the profit maximizing activity level. To show how this is done‚ consider the following case of Storrs Manufacturing Company. Case Study: Storrs manufacturing company Storrs manufacturing company is located in Ankara. The company has developed and test-marketed the “Golden-Bear Golf Cart”‚ a newly and highly energy efficient golf cart. The product is
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The relations between Media and the Military and whether or not they should be controlled. Control of the media in regards to their access to the frontline yet also operational inclusion has been a controversial issue during the last century. Operational security‚ due to media’s reporting is being breached and often putting the lives of soldiers at risk with public animosity against the government. What people seem to forget is that despite the actions and events occurring during war times‚ while
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