62 Iodine test for starch Amount of starch remaining Enzyme activity level Dark blue-black All None (0) Blue Most Low (1) Light brown Some Moderate (2) Gold None High (3) Part 1: Effect of Enzyme Concentration 1. Label five test tubes 1-5. Place 4 mL of 1 % starch in each of the first four test tubes. Place 4 mL of amylase solution in the fifth tube. Place all of the tubes in the 37°C water bath for 5 minutes. Obtain 5 clean droppers and label them 1-5. (To avoid contamination of these solutions
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Life Off-Line When my family’s Internet provider had some mechanical problems that interrupted our service for a week‚ my parents‚ my sister‚ and I thought we would never make it‚ Getting through long evenings without streaming movies‚ emails‚ twitter updates‚ and internet searches seemed impossible‚ We soon realized‚ though‚ that living off-line for a while was a stroke of good fortune. It became easy for each of us to enjoy some activities alone‚ to complete some postponed chores‚ and to spend
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Spread of Buddhism in China DBQ From the Han dynasty to the Song Dynasty‚ there were several different views of Buddhism in China. You can see the different reactions through the documents given showing that there are those that oppose it‚ those that accept it‚ and those that believe in religious purism. From the 1st century to the 9th century‚ the diffusion of Buddhism to China provoked a harsh reaction by high ranking Confucian scholars. The Rejection of Buddhism stems from the foreign nature
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AP World History 21 May 2012 The Spread of Islam The religion of Islam has spread all throughout the world. Over twenty-two percent of the people on earth follow the teachings of Islam and are Islamic‚ or Muslim. This fast spreading religion has been‚ and is still being shared with others around the world. There were many factors that influenced the rapid spread of Islam‚ including trade‚ its appeal‚ and Islamic conquest. There are five main rules‚ or fundamentals that help to make up the
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Test Anxiety is defined by Kondo (1996) as a double situation specific personality trait‚ consisting of two psychological components; emotional arousal and worry. Several studies have focused on test anxiety‚ as it is associated with lower test results and a higher amount of stress‚ so has attracted attention from researchers and teachers (Hembree 1998; Sarason and Sarason 1990) as cited in Kondo (1996). Most of the focus has been to reduce test anxiety by investigating the cognitive‚ affective
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Anxiety can a hit a person at any moment. For many‚ test taking is the most difficult task there is. Profuse sweating‚ fast heart rate‚ and nausea are minor symptoms a person can become overwhelmed with while taking a test. More than likely‚ this person has experienced test anxiety. Test anxiety is a psychological condition in which people experience extreme distress and anxiety in testing situations (Cherry‚ 2015). When it comes to test anxiety there are physical‚ emotional‚ and behavioral symptoms
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Headline: A Mother Gets a Bad Feeling About a Couple in the Checkout Line. Suddenly‚ She Hears Someone Say‚ “Bye‚ Mommy.” Summary: While standing at the checkout line at a grocery store‚ a single mother is approached by a couple who seem unusually interested in her 2-year-old daughter. At first‚ she thinks they are just being friendly. Before long‚ she realizes that something sinister is going on. Introduction: Sammy is a single mother of a 2-year-old girl. One day‚ she went grocery shopping
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Task 3: Tests for Anions: An Anion is an atom which is negatively charged therefore indicating a larger amount of electrons than proteins. Overall the tests for anions were mainly conclusive however 6 out of 8 of the anions we were testing for could only be determined from one specific result for example if a black precipitate formed following the tests the substance is therefore a sulphide however the same result would also show the presence of carbonate and hydrogen carbonate this therefore
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A personality test aims to assess aspects of a person’s character that remain stable across situations‚ referred to as their personality. Personality is generally understood as a collection of emotional‚ thought‚ and behavioral patterns unique to a person‚ that is consistent over time. Generally‚ personality tests assess common characteristics for large segments of the population‚ describing people according to a number of dimensions or traits‚ rather than attempting to describe every detail of any
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CU254 Causes and Spread of Infection 1.1Identify the differences between bacteria‚ viruses‚ fungi and parasites. Bacteria – bacteria are extremely small singular organisms which are found almost everywhere. Viruses – it is a coated genetic material that invades cells and use’s the cells apparatus for reproduction. Fungi – it is a multi-celled living organism Parasites – they are types of living plants and animals that derive benefit from the metabolism of other animals and plants. 1.2 Identify
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