Written Video Reaction Papers: On the Course Schedule you will see several fascinating videos that focus on questions we are addressing in the course. For each unit you should choose one of these videos to view. For that video‚ you will write a formal reaction paper that will be due as listed on the Course Schedule. The assignments system will not accept papers after this period. 1. ✓Do use essay form. 2. ✓Don’t include extra space between paragraphs -- simply hit the return key one time at
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Enzymes are globular proteins that are synthesized by the ribosomes in a cell. They act as catalysts during biological reactions; therefore‚ enzymes are able to speed up these reactions without undergoing a permanent change themselves. These proteins are able to do this by lowering the activation energy of a reaction. To add on‚ enzymes require specific conditions under which they can work best. Reactions occur at faster rates when the temperature is higher. However‚ the rate of an enzyme-catalyzed
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17 May 2013 Are Protein Shakes Good For You? According to Flex bodybuilding magazine‚ protein shake is the number one selling bodybuilding supplement. Protein powders have been around for years‚ but they are currently gaining popularity and becoming more widely used for their health benefits. In fact protein is one of three food components we require in large quantities. Others are carbohydrates and fats. Your body uses proteins in your diet to build new cells‚ maintain tissues‚ and synthesize
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lacked protein‚ and three samples containing proteins‚ and using a spectrophotometer we assessed the amount of light absorbed versus the light transmitted‚ based on the principles of the Beer-Lambert Law. The three proteins used included lysozyme‚ protamine sulfate‚ and bovine serum albumin‚ and the three non-protein samples contained either RNA‚ tyrosine‚ and glycylglycylglycine. Standard curves were created to exhibit the linear relationship between the concentration of solute (protein‚ non-protein)
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Cell Bio Bites Topic: Peroxisomes The Importance of Peroxisomal Proteins in the Human Body By: Jeffrey Palumbo 20523300 For BIOL 130 Tutorial Section 116 Shirley Chan The Importance of Peroxisomal Proteins in the Human Body Peroxisomes are small organelles found in almost all eukaryotic cells that contain a variety of enzymes and are responsible for an assortment of essential metabolic processes (Wanders‚ 2013). Generally‚ these processes include the β-oxidation of fatty acids
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assumptions about her protein needs are unrealistic based on her current weight. Erin’s protein consumption is too low for her weight. This is roughly 13% of her kcalorie intake which is closer to the lower end of the ranges of 10-35 percent. This is unrealistic because she is not consuming enough calories of protein for her weight. If you calculate her weight by height you can clearly she needs more protein. Erin’s weight 118lbs /2.2ib/kg= 54 kg‚ so know take 54kg x 0.8g/kg= 43.2g protein. (Understanding
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Understanding the Functions of Proteins and DNA Ingrid Waldron‚ Biology Department‚ University of Pennsylvania‚ 2012 These key concepts and activities are suggested as part of an introductory unit on biological molecules (or as an introduction to a unit on molecular biology). The overarching goal is to help students understand that proteins and DNA are not just abstract concepts in biology textbooks but rather crucial components of our bodies that affect familiar functions and characteristics
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Title: Purification of Egg white protein Name: Michael Johnson Partner: David Logad & Nandita Date: 2nd 9th September 2004 Group: Thursday 11:30am - 3:30pm Introduction Salting Out In 1888 Hofmeister that it can be possible to dehydrate a protein by adding salt to the solution‚ salting out. When a protein in a aqueous solution it is surrounded by water‚ in fact there can be up to 0.35g of water tightly bound to 1g of protein (Simpson 2004). Also the effectiveness of the salting out
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Daniel Bergey Lab 2: Proteins and Starches Purpose The purpose of lab 2 and both tests with proteins and starches is to determine which substance contains either protein or starch. Hypothesis Proteins: I predict that any substance I test that derives from a living organism is will test positive proteins. Any substance that isn’t from a living organism more than likely will test negative for proteins. Starches: I predict that any substance that contains any level of glucose will test positive
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Starch‚ one variable may be observed. 2. Biuret reagent will turn your skin brownish-purple. Explain why this occurs. Biuret reagent will turn your skin a brownish-purple because Iodine detects protein in a substance by changing the color to a brown or purple shade‚ and since your skin contains protein it will also change color. 3. When greasy food is spilled on clothing‚ why is it difficult to clean with water alone? Water cannot remove grease water is polar and grease is non-polar. They are
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