semi-permeable membrane into the potato cells making the potato heavier. In my preliminary experiment i used 0 to 3 molar‚ 3 molar got lighter and 0 molar got heavier. This is a graph to show what i predict. Apparatus Boling tubes Boling tube racks A balance Stop clock Cork borer Measuring cylinder Scalpel Tile Potatoes Paper towels Diagram of experiment/apparatus. Step by step method 1. First using the cork borer we shall carefully extract 6 pieces of potato
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UNIVERSITY LEARNING CENTRE CODE: 07101 PERSONAL PROTECTIVE EQUIPMENTS FOR SCAFFOLDING WORK AT CONSTRUCTION SITE OF HOYSALA PROJECT‚ EDACHIRA‚ KOCHI. SUBMITTED BY HARIS MUHAMMED A project report submitted in partial fulfillment of the requirements for the degree of Bachelor of Science in Safety and Fire Management - 2011 of Sikkim Manipal University‚ India Sikkim-Manipal University Sikkim Directorate of Distance Education Syndicate House Manipal – 576 104 1 DECLERATION I‚ HARIS MUHAMMED
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to aseptically transfer bacteria from an unknown to a tube of liquid broth. Answer: To aseptically transfer bacteria from an unknown to a tube of liquid broth you have to flame the loop or wire before you begin to sterilize it. Then you remove the caps from the tubes and flame the mouths of the tubes to prevent air-borne contamination. Next‚ you have to pick up the inoculums or unknown culture by running the sterile loop or wire down into the tube. Once you get the inoculums‚ you drop it into the
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This time we entered another slide‚ tube like thing from the top of it. This time we mixed yet again with other liquids. Once again the watery slimy liquid that I saw in the human wet cave is back. These liquids were from everywhere though‚ I have a feeling that’s where they all go to come together. We are embarking on another journey‚ this time with everyone. We enter yet another set of tubes. But this time we went our separate ways. All the water that I had mentioned
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explore the concept of Osmosis using dialysis tubing and different concentrations of sucrose solutions‚ and to help one better understand what happens to cells when they are exposed to solutions of differing tonicities. Hypothesis If the four dialysis tubes containing different concentrations of sucrose are all placed in their appropriate solutions for 20 minutes‚ then my predictions are as follows: The 1% in 1% sugar solution will keep a constant weight and stay the same size. The 1% in 50% solution
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the end‚ He had to use mechanical respiratory and chest tube to assist his breathing in the ICU. Although each of these conditions could individually be lethal‚ he was not diagnosed as terminally ill. At first‚ Mr. Bartling asked his physicians to remove the ventilator but they refused. Then Mr. Bartling attempted to remove the ventilator tubes but was unsuccessful. Eventually‚ to prevent his attempt‚ he was placed in restraints so that the tubes could remain in place. The case was taken to Los Angeles
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It was the strangest thing I had ever seen‚ with tubes and wires hanging from the ceiling. The room was rather small‚ like the size of a normal classroom. The walls were pale gray and rusted out. It was dark‚ but there was a dim light from under the doorway across the room. I had been trapped in this room for hours‚ and I was chained to a chair. I couldn’t speak‚ for there was tape over my mouth. It was cold in the room‚ and every small breeze from under the door made me shiver. I was able to breath
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individual and place in a 1.5 mL microfuge tube. Place this tube directly into liquid N2 to freeze plant tissue. 2) Remove tubes from the liquid N2 and quickly grind the plant tissue with a pestle. Add 300 L of Methanol 1%HCl and continue to grind the plant tissue. Allow extraction to occur overnight in a dark refrigerator. 3) Add 200 L Milli-Q H20 to each tube. Next‚ go to the fume hood and add 500 L of chloroform to each tube. Spin the tubes in a centrifuge set at the highest rpm for
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Materials wax pencil 3 clean test tubes catalase hydrogen peroxide ruler Procedure First we marked 3 test tubes with the wax pencil at 1cm and 5 cm levels and also numbered them 1‚2 and 3. Second we filled each test tube with catalase to the 1 cm mark. Next test tube 1 was was placed in refrigerator‚ test tube 2 in the refrigerator incubator and test tube 3 in boiling water. We let them sit for 15 mins. After the 15 mins was up we removed each test tube one at a time and filled each one with
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of what you will need1-clear acrylic tube 10" long with a 1 1/4" inside diameter 3- mirror pieces 10" X 15/16". Plastic is best for safety and it can be sanded for perfect fit.1-1 1/4" diameter clear disk1-1 1/2" diameter cabochon1-small tube of clear glueI got these pieces at TAP Plastics tapplastics.com. You can also buy the kit TAP put together.Optional stuff to add style:1-piece of sparkle paper‚ or other material to wrap around the kaleidoscope1-clear tube 2" long by 1 1/2" inside diameter1-1
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