Potato Enzyme Lab INTRODUCTION An enzyme is a protein that speeds up or slows down a specific chemical reaction in an organism. A good rule of thumb is to remember that enzyme names end in “-ase”. This will help in identifying enzymes in further readings. Generally enzymes are catalysts. Hydrogen peroxide is a toxic chemical that is produced in many organisms during metabolism. Organisms must get rid of this toxin to survive. One reaction turns the hydrogen peroxide into water and oxygen. The
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foam that can be measured. ANALYSIS QUESTIONS 1. a) Describe the effect of damaging the potato on the catalase activity. With the increased level of damage to the potato‚ there appeared to be more activity within the reaction between the catalase and the H2O2. b) Explain at the cell level why crushing or macerating the potato has this effect. When you crush or macerate the potato‚ you are breaking the cell walls of each individual cell. Once this happens‚ the catalase is
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clock * multi meter Procedure 1. Cut the potato in half and place them next to each other‚ flat face down on a plate 2. Connect one end of the white wire to one of the nails and then place the nail into one half of the potato. 3. Connect the other end of the white wire to the battery holder inside the digital clock. 4. Connect one of the pennies to one end of the black wire then put the penny into the same half of the potato as the nail with the connected to it. 5. Connect
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Battery from Potato Introduction: Batteries generate electricity through a chemical reaction between two different electrodes and one electrolyte. Use of Copper and Zinc electrodes and Sulfuric acid as electrolyte is a proven method for this process. We are wondering if we can use any other liquid as electrolyte? This gave us the idea of using a potato as electrolyte. After all a fresh potato has a lot of juice that may serve our purpose as electrolyte. Problem: Can Potato be used to generate
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By: Eugenia Collier Sweet Potato Pie Eugenia W. Collier is an AfricanAmerican writer and critic best known for her 1969 short story "Marigolds"‚ which won the Gwendolyn Brooks Prize for Fiction Award. Born: 1928‚ Baltimore‚ Maryland‚ United States. Books: Breeder and Other Stories. Education: University of College Park‚ Columbia Howard University. Maryland‚ University‚ Building Backgrou Sharecropping nd This was a farming system practiced in the South in years between the Civil War and
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Classification Paragraph 303 Words August 22‚ 2012 Weight loss If you are looking for ways to lose weight there are a couple of different options you can choose from: exercise‚ diet or weight loss pills. According to people the healthiest way physical fitness. Trainers say that if one wants to see a good result they should spent at least 60 minutes‚ twice a week on exercising; to be specific one should focus on cardio. You could go to the gym‚ work out at home‚ or join a fun club that provides
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Osmosis in Potato Conclusion The data we had did not support the definition of Osmosis‚ Osmosis is the diffusion of water through a partially permeable membrane from a region of lower solute concentration to a region of higher solute concentration; the data we collected did not seem to fit into this. The potato chips were suppose to lose more mass in the higher concentrated solution as the water from the potato chip will flow out to the higher concentrated solution as the water inside the potato has a
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HR 407 Employment Law Weight Discrimination: Are You Too Fat To Work Here? Sue Spring* Quarter 200*9 *June 6*‚ 2009 INTRODUCTION As the average weight for Americans increases‚ businesses are faced with obesity as they look to hire positions. Is this against the law? What about essential functions of the job? Can a business offer reasonable accommodations for a prospective obese employee? Are these employees being discriminated against in the hiring process? These are questions
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The Discipline of Lifting Weights and Training Lifting weights offers the outcome of efficient technique‚ the progression of speed and the maturing competitive attitude on a sound basis of general endurance‚ all round strength and general mobility. The development of all round strength is best achieved via circuit training and then progressing this through weight training. A muscle will only strengthen when forced to operate beyond its customary intensity (overload). Overload can be progressed
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Lifting weights has been my de-stressor for a while now‚ even if I did not label it as that before this assignment. It has proven to be effective at keeping me as stress free as can be expected as well. With me taking the two hardest accounting classes this semester I have needed to not get in the over-stressed zone that makes me too worried to complete my work I need to do for each of those classes. The shear amount of work I have to do for each of my accounting classes which cause more stress then
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