Enzyme Lab Introduction/ Abstract An enzyme is a substance produced by a living organism that acts as a catalyst to bring about a specific biochemical reaction. They are mainly made up of proteins and can tremendously speed up reactions. E. coli ( a bacterium) has about 1‚000 different types of enzymes floating around in its cytoplasm at any given time. Enzymes can be used to join and even break up molecules as shown in the diagram below. (1)
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Wave Nature of Light Objective: The purpose of this lab is to investigate interference‚ otherwise known as the diffraction of light. A beam of light acts a wave‚ and we are able to use equations so calculate the wavelength of the light used. The diffraction of a straight edge demonstrates that light waves bend around straight edges‚ allowing light to enter an area of shadow. When waves are superposed‚ they reinforce each other when crests are in phase and cancel out when they are not in phase
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The Mass of Acetylsalicylic Acid in Aspirin ------------------------------------------------- Purpose The purpose of the lab is to determine the mass of the ‘active ingredient’ in a commercial ASA tablet. ------------------------------------------------- ------------------------------------------------- Introduction There are three main theories surrounding acids and bases including the Arrhenius‚ Bronsted-Lowry‚ and Lewis theories. The Arrhenius theory of acids and bases states that
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Humanity needs government in order to thrive and progress. According to the documents that describe the Neolithic error‚ which will later be discussed in depth‚ the laws that were set up by government were there to guide the people in moral and spiritual conduct. Furthermore if it were not for the ‘social ladder’ created by government‚ there would be no aspiration for elevation which resulted in competition among the people. The government also generated the need for specialists. As the state grew
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Medical errors in the United State healthcare system Nitin samireddy Wilmington University Abstract Medical field in the United States is grandiose of all other fields. The healthcare system in the United States is the most complicated. The country spends one of the highest GDPs on health care‚ but lags behind in patient satisfaction and overall health of the population. Nationally nearly 41‚000 or 1 out of 10 patients harmed every year. Community hospital patients have a much higher
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the actions of each catalase in their cells. Catalase Foam Thickness 50 μl of each tissue extract was added to the cut up tissues‚ 1 mL of water was added to it and each placed into a separate test tube. After setting up the test tubes‚ 1 mL of hydrogen peroxide was added to each tube of extract. The thickness of the foam layer that was created in each tube was measured in millimeters. The effect of Temperature on Catalase The effect temperature had on the action of each catalase. In the liver cells
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February 25‚ 2013 Lab: Equilibrium of Forces Purpose/Objective: The objective of this lab was to test the first condition of equilibrium for a set of concurrent coplanar forces‚ prove Lami’s Theorem‚ and to determine an unknown mass using rules of equilibrium. Procedure: In the lab‚ we wanted to find at what angles three separate weights would create a net zero force on a force table so that the ring holding the weights was exactly centered in the middle
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PRACTICAL 1 POST-LAB QUESTIONS Part 1 4. Line of best fit‚ it decreases twists that a/some deviant point(s) could bring about due to the errors that may have happened during the experimental process. This is better than connecting all the data points and assuming all the points collected from the experiment are totally accurate as there are still chances for the experimental errors to happen throughout the experiment process. 5. Yes‚ if the absorbance of the sample appeared to be outside the linear
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Catalysis Lab Problem: Before the lab‚ one should understand: • The general functions and activities of enzymes; • The relationship between the structure and function of enzymes • The concept of initial reaction rates of enzymes; • How the concept of free energy relates to enzyme activity; • That change in temperature‚ pH‚ enzyme concentration‚ and substrate concentration can affect the initial reaction rates of enzyme-catalyzed reactions; and • Catalyst‚ catalysis‚ and catalase After
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Methods Paper The two scenarios explained in the prompt given are examples of both experimental and correlational studies. These being the main two methods of psychological study‚ it’s important to be able to understand and analyze all of the significant information in either situation. In the first example‚ a researcher begins her study by forming a hypothesis – or an educated guess or assumption which an experiment can be based from. The hypothesis for Study 1 considers the idea that students
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