Pulse rate During the practical while at rest the pulse is at a normal speed as the person is not doing any activity which requires lots of energy. This changes when the person starts to exercise as the line on the graph increases‚ this shows that the pulse rate is increasing because the heart is beating faster to make sure enough oxygen reaches the cells‚ this also causes the breathing to increase as the body has to take in more oxygen to supply the body and remove the carbon dioxide. In the body
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Enzymes lower the amount of energy needed in a chemical reaction. This happens because enzymes are catalysts‚ so they speed up the activation rates that occur in living organisms. Without enzymes‚ it would be difficult to break down particles like food in the digestion system. Enzymes are all very specific to what chemical reactions they will work with‚ and the temperature‚ pH‚ and salt concentration have to be a specific levels in order for the enzyme to function. The structure of each enzyme has
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effort to determine the causes or correlates of these high or low rates‚ answering the questions below (citing any data you find in these sources): a. Is there any consistent relationship between levels of education and homicide rates? I did Japan and there was no relationship with education and crimes. b. Is there any consistent relationship between economic indicators and homicide rates? If so‚ which ones? They had a low homicide rates because of the high surveillance of the Japanese population.
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Accounting rate of return The accounting rate of return (ARR) is a way of comparing the profits you expect to make from an investment to the amount you need to invest. The ARR is normally calculated as the average annual profit you expect over the life of an investment project‚ compared with the average amount of capital invested. For example‚ if a project requires an average investment of £100‚000 and is expected to produce an average annual profit of £15‚000‚ the ARR would be 15 per cent. The
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reasons that the clearance rate is so low? One reason for a low clearance rate could be due to the number of random crimes. Typically crimes with motives or close personal links are easier to solve and provide leads. However‚ a random act of violence leaves a much broader range of suspects. Research problem with solving burglaries? The biggest problem with solving crime is police doesn’t respond to break in unless somebody is hurt or dead. Due to the high crime death rate due to gun violence police
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China ’s Exchange Rate Peg concerning Trade Policy with U.S. Overview of the Problem The U.S. and China trade imbalance continue to be on the rise. U.S. manufacturing firms and workers voiced complaints over the competitive challenges posed by cheap Chinese imports. China ’s trade policy of pegging its currency‚ the yuan‚ to the U.S. dollar has enabled an unfair trade advantage according to the U.S. Some have gone as far as calling it "currency manipulation." The outcome has been loss of
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Heart Rate Experiment Introduction: The heart rate measures the contractions of your heart and is a requirement for life. The heart uses four chambers. The right and left-lower chambers are called ventricles‚ and right and left-upper chambers are called atria. These four chambers complete two cycles that replenish the tissues with oxygen and get oxygen from our lungs. The heart rate is measured in beats/ minute and a “beat” is when the lower chambers are (two ventricles) contract. This
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Assignment 9 Estimating Cash Flows Due date: November 20‚ 2011 Instruction: Please submit your assignment as an attachment by midnight on the due date Solve all problems in the Excel file provided. Problem 1 . Regency Integrated Chips (RIC)‚ a large Nashville-based technology company is evaluating a new project to manufacture a new chip. a. b. The project’s estimated economic life is 5 years. RIC’s marketing vice-president believes that annual sales would be 30‚000 units if the units were priced
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Assignment #2: Global Crime Rate Comparative Criminal Justice-CRJ330 Sharita L. Riddick Strayer University Professor Susan Wind April 28‚ 2013 When it comes to any type of crime it is just not a good picture to paint. All across the nation crime is a worldwide problem that directly indirectly touches every one of us in multiple ways: as victims‚ in paying higher prices for products and services‚ and in living with the consequences of fear and corruption. The primary reason to understand
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Literacy rate in India: An investigation Submitted by: Nguyen Le Ngoc Thao Student NO: L9921251 Class: S71305A Teachers: Jeff and Crystal Table of contents I. Abstract page 3 II. Introduction page 3 Purpose page 3 III. Findings page 4 Finding 1 page 4 Finding 2 page 4 Finding 3 page 5 Finding 4 page 6 Finding 5 page 7 IV. Conclusion page 8 V. Recommendations page 8 Reference list page 10 I. Abstract: The report examines many reasons which caused low literacy rate and some projects which
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