LAB TH 7-9:50pm 29 August 2013 Biology Lab Report Lab #1 –PROTEIN EXTRACTION LAB I. INTRODUCTION To begin the process of protein extraction and compare the results in a study‚ it is necessary to understand the importance of proteins‚ the process of extraction and how you are using the results to determine a rational conclusion. First understand proteins and the necessity of studying their impact. Proteins are essential molecules for biological functions and are the stimulant for
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Practical 3: Proteins Introduction: ‘Protein’ also an important food component‚ we commonly take in from our diet. In this experiment we have studied a certain property of protein‚ i.e.‚ protein can be denatured by various factors. A. Denaturation of egg white Results: Egg white sample in water baths | Test tube | temperature | Observations | 1 | 60°C | Took 7minutes and 15 seconds to turn white and form white participate. | 2 | 80°C | Took 2minutes and 20 seconds to turn white
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Importance of maintaining a clean living environment and following orders. It is important to maintain a clean and sanitary living environment for multiple reasons. One of the reasons is that it is a threat to public health in the barracks if even just one of the soldiers is living in unsanitary conditions‚ then through frequent contact throughout the day with other soldiers that one soldier‚ if he or she becomes sick‚ could cause other soldiers to become sick. When one soldier becomes the source
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of solutions and test their pH. Due to materials available pH strips were the only testing tools available. A table is setup to compare the strip color to its pH level. Four known solutions including bleach‚ lemon juice‚ soda‚ and baking soda were used. There was also an unknown solution in which the pH level was used to determine which solution it was. The pH scale is 1-14‚ a pH of 7 is neutral‚ less than 7 is acidic‚ and greater than 7 is acidic. Materials: * pH strips * 20 test tubes
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Protein Monique Rowland Nutrition / 241 Instructor: AN-CHIAN CHEN October 4‚ 2013 Protein All proteins are molecules that are the boosters of living organisms and are part of each organ‚ tissue‚ and cell within the human body. The protein in consumed food turns into amino acid. The amino acid is used later replinish the proteins used. Proteins have two structures. the first and primary structure of protein is the sequence of the amino acid in the protein (Kim‚ 2005). The amino acid
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exchange component to be taken account of. Equally‚ however‚ a notional amount of principal is required in order to compute the actual cash amounts that will be periodically exchanged. FEATURES: Interest Rate Swap Situation A bank needs to balance its floating interest rate portfolio with more fixed rate loans‚ so it contacts a company who has a high percentage of fixed rate loans and offers to do an interest rate swap. Interest Rate Swap Terms The two companies negotiate and‚ depending
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THE IMPORTANCE OF BALANCE DIET Good health is fundamental to leading a full and active life and getting the right nutrition is an important step towards good health. Diet consists of the food a person eats which provides energy and nourishment to live and enjoy life. Everyone needs a well balanced diet including plenty of roughage and fluids‚ enough of the various vitamins and minerals‚appropriate proportions of proteins‚ carbohydrates and fats and an appropriate number of calories for size
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DATE: 11/10/12 COURSE CODE: BIOL 2365 Comparative Biochemistry TITLE: Proteins and Amino Acids RESULTS: Table 1: The results of experiment 1; the Lowry Test Volume of Standard Protein/ Unknown (mL) Absorbance at 750 nm 0 0.000 0.1 0.017 0.3 0.135 0.3 0.155 0.5 0.230 0.7 0.323 0.7 0.310 1.0 0.457 1.0 Unknown 1a 0.463 1.0 Unknown 1b 0.433 1.0 Unknown 2a 0.237 1.0 Unknown 2b 0.159 Table 2: The results of Experiment 2; Ninhydrin Test Amino acid Color X
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called neurons rapid messages control the movement of body parts vesicle Secrete signal molecules Endocrine cell Neuron neurosecretory cells: release neurohormones into the blood Pathway Stimulus Example Low blood glucose Receptor protein Pancreas secretes glucagon ( ) Endocrine cell Blood v essel Pathway Stimulus Example Suckling Pathway Stimulus Example Hy pothalamic neurohormone released in response to neural and hormonal signals Sensory neuron Hypothalamus / posterior pituitar
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which stage of life is the percentage of fluid in the human body highest? Infancy 2. In elderly individuals‚ 75% of body weight is made up of fluid. True False 3. When comparing two individuals of the same body weight‚ the one with more muscle and less fat will have a higher percentage of fluid in their body. 4. When comparing a lean adult female to a lean adult male‚ which will most likely have a higher percentage of body fluid? The Male 5. Fluid imbalances are more common in individuals
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