Aim: To find the effect of temperature on enzymes‚ using a potato as a catalyst. The source of catalase is in the potato cells. 2H2O2 → O2 + H2O Planning: Introduction: An Enzyme is any one of many specialised organic substances‚ composed of polymers of amino acids‚ that act as catalysts to regulate the speed of the many chemical reactions involved in the metabolism of living organisms Enzymes are classified into several broad categories‚ such as hydrolytic‚ oxidising‚ and reducing‚ depending
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Self-Talk in Sports and Exercise Several studies have shown that self-talk can have a positive impact in sports. Self-talk includes all the purposeful and random thoughts that run through an athlete’s mind‚ it includes all the things said both silently and out loud. Self-talk can be positive‚ it can tell an athlete what to do‚ where to focus‚ and get one motivated. Unfortunately‚ self-talk can also be negative‚ and critical. Such internal talk definitely does not help performance and‚ in most
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Exercise 1 (20 marks) 1. What happens to the blood pressure and heart rate when the arterial resistance is increased? When arterial resistance is increased‚ the blood pressure increases and heart rate decreases. For instance‚ when arterial resistance increased to 150%‚ systolic blood pressure increases to 132.8mmHg‚ diastolic pressure increases to 82.1 mmHg‚ and heart rate decreased to 51.8/min. 2. What might give rise to condition with increased
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The Effects of a Low Literacy Rate Trina Heyrman Com/156 June 21‚ 2012 Pamela Brown The Effects of a Low Literacy Rate “The devil of illiteracy had been given a staging post in the temple of the written word” –Dean Koontz. While the benefits of a high literacy rate tend to speak for themselves‚ many people prefer to overlook the costs of a low literacy rate. A low literacy rate can affect just about
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THE EFFECTS OF MOLECULAR WEIGHT ON THE RATE OF DIFFUSION OF SUBSTANCES PRINCESS AYNAH D. SANGGACALA Biology 101.1 Professor Christina A. Barazona September 15‚ 2014 THE EFFECTS OF MOLECULAR WEIGHT ON THE RATE OF DIFFUSION OF SUBSTANCES In partial fulfillment of the requirement For Biology 101.1 By Princess Aynah D. Sanggacala Professor Christina A. Barazona September 15‚ 2014 ABSTRACT The effect of molecular weight on
Free Diffusion Molecular diffusion Potassium permanganate
Christopher Flores March 8‚ 2011 Mr. Haile 1301.155 Exercise for the Body You know exercise is good for you -- but do you know how good? At its most basic‚ exercise is any type of physical exertion we perform in an effort to improve our health‚ shape our bodies‚ and boost performance (Waehner‚ Web). Adults‚ men and women‚ and teens both benefit from exercise and physical activity in many different ways. Exercise should play a key role in everyone’s daily life‚ not only does it boost self
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The Effect of Molecular Weight on the Diffusion Rate of Substances Jesselyn P. Rodriguez Group 4 Section X-2L August 13‚ 2013 ------------------------------------------------- ------------------------------------------------- ------------------------------------------------- ABSTRACT The effect of molecular weight on the rate of diffusion of substances is tested using two tests: the glass tube test and the agar-water gel test. In the glass tube test‚ two cotton balls were soaked
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this is a very slow process and the results take time. So people turn to steroid for help and Super Anadrol is the steroid which speeds up the process of bulking. The generic form of Muscle Extreme Super Anadrol is called Oxymetholone. The living‚ breathing Art Our body is considered to be the most beautiful creation and is always compared to art. Keeping it fit and strong will make the art more beautiful and people turn to steroids for attainment to their idea of beauty. The Oxymetholone is a more
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my audience about how exercise controls weight‚ combats health conditions and diseases‚ and improves mood. Central Idea: Exercise and physical activity are a great way to feel better‚ gain health benefits and have fun. Introduction You’re sweating‚ panting‚ and have a feeling of euphoria. You don’t know why you feel so good when there has just been so much stress put on your body (Attention-Getter). We’ve all gone through this feeling of exhaustion known as exercise. It can tire us out‚
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Smoking affects breathing system‚ facts and diseases. The major health problems caused by smoking affect the nicotine delivery system: the airways‚ blood vessels and lungs in the human respiratory system. During normal breathing‚ air is ingested through the nose or mouth and travels through the bronchial tubes to the lungs. There‚ the oxygen collects in the alveoli‚ or air sacs‚ and diffuses into the bloodstream‚ to be pumped by the heart to the brain and body. Cigarette smoking upsets this balanced
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