Lab #3: Ion Exchange Chromatography Objective The purpose of this experiment was to separate proteins on the basis of their net charge at a particular pH. In cation exchange chromatography positively charged molecules are attracted to a negatively charged column. Conversely‚ in anion exchange chromatography‚ negatively charged molecules are attracted to a positively charged column. Experimental results could be monitored in a predictable way by controlling running pH‚ salt concentration‚ and by
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Nutritional qualities of dehydrated sapota Divya‚ A. R.‚ Manjunath‚ V.‚ Usha Ravindra Department of Agricultural Engineering‚ UAS‚ Bangalore-65 ABSTRCT To standardize a recipe for the preparation of sapota candy‚ the fruit was steeped in three different combinations of sugar syrup concentrations (20/30/400Brix‚ 30/40/500Brix and 40/50/600Brix) for osmotic concentration. The osmosed sapota slices were then dried at two different temperatures 55 and 600C. It was observed that candy product processed
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The Nervous System II: Ion Channels 1. List four neurotransmitters that bind to ion channels‚ these neurotransmitters are called __directly____-acting neurotransmitters. a. ACh b. glutamate c. GABA d. Glycine 2. a. The binding of ACh opens ion channels in the dendrites or cell body that permits both _sodium______ and _potassium____ to move through them. b. Which ion would move into the cell? _sodium____out of the cell? _potassium_____________ c. Which ion has the greatest electrochemical
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for Experiment #7 Student’s Name __________Lisa __________ Date of Experiment _08/03/2013__________ Date Report Submitted ______08/05/2013___________ Title: Identification of Metallic Ions Purpose: To perform and observe the flame tests of some alkali and alkaline earth metal ions. Understanding Light Introduction: Electrons from an atom can absorb energy and become excited to move from the stable “ground state” energy level to a higher energy level. Imagine one of
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The Eight Piece 18V 3.0Ah Li-Ion Cordless Combo Kit (DLX8010) is a large all-in-one kit from Makita. The kit includes eight different high-end tools‚ as well as batteries‚ a charger‚ and a large duffel bag to carry everything. It includes everything you need to start or significantly bolster your collection of high-quality power tools. Including a Hammer Driver Drill‚ a Circular Saw‚ a Rotary Hammer‚ and Five Other power tools in addition to the included bag and accessories. It seems like an incredible
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Anh Pham THE STRANGE FRUIT Final Draft In the story“ Snow “ by Julia Alvarez ‚ there is a scene about the first year of the author in Catholic school while living in New York . She is in fourth grade with a tolerant teacher ‚ and her name is Zoe . Julia is an immigrant . Learning english is important to her in these early years . Beside learning new words ‚ she picks up some information about Russian missiles ‚ which included new vocabulary words such as : nuclear bomb
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Drosophila melanogaster is a fruit fly‚ about 3mm in length‚ and it is the insect that flies around spoiled fruit. A model organism has these traits: short life cycles and rapid development‚ small average size‚ big population‚ and fast reproduction (NCBI). Drosophila melanogaster meet all of the criteria for being a model organism. Also‚ fruit flies were used because they are very easy to handle and they require minimal resources to survive‚ as opposed to other organisms that might need more food
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Equality by Maya Angelou and the song Strange Fruit‚ recorded by the legendary jazz singer‚ Billie Holiday. Both of these songs examine this issue of racism‚ from different viewpoints. Strange Fruit‚ written in third person by Abel Meeropol as a poem‚ it came to symbolise the brutality and racism of the practice of lynching in America’s South. Likewise‚ Equality was written in first person‚ protesting oppression as well as reflecting about
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PLAN  Name of activity Fruit salad Size and age of group Three children aged between 2 and 4. Aim of activity Experience and have the opportunity to play with natural ingredients and eat the salad children made afterwards.. Encourage creativity and encourage personal preferences. Parallel play and group Piles/Spice PHYSICAL: Develop fine motor skills by using hands and fingers peel the fruit‚ grasp the knife to cut the fruit in pieces. Develop body co-ordination. Learn
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Fruit can make electricity!? Title: Fruit can make electricity!? I. Purpose The purpose of this activity is to find out if electricity can be made from some fruits. II. Hypothesis Fruits can generate electricity III. Procedure A. Research Electricity Is one type of energy or power. The electricity in one form or another is all around us. For example‚ our bodies and other living things have electricity in them. By controlling the electricity around us‚ by making it work for us‚ we have changed
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