Food Tests Aim: To test an unknown substance for various food substances. Apparatus/Materials: * Unknown Solution X * NaOH * Iodine * Ethanol * Copper Sulphate * Benedict’s Solution * HCl * Cold Water * Syringe * Beakers * Bunsen burner * Tripod stand * Test tubes * Dropper Introduction: This Lab shows the detection of different food sources using different tests. Some of the food tests carried out was Benedict’s test‚ the test
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LAB 2: DATE: 29TH September‚ 2011. FORM CLASS: L6 3 SUBJECT: Biology TITLE: Quantitative Glucose Test AIM: To determine the amount of glucose in three unknown samples namely A‚ B and C INTRODUCTION: Biological molecules are held together by covalent bonds‚ hydrogen bonds among others bonds in various ways to produce large molecules called macromolecules. Simple organic compounds and macromolecules molecules vary in structure and can be distinguished by their functional groups. Molecules of a certain
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RSAMI – GROUP II ‘Testing the competence of the Stroop test when taken by undergraduate students with pairs of words and colours that are congruous‚ incongruous and semantic.’ ABSTRACT This experiment was conducted using a semantic variation in addition to the original Stroop test to determine the difference in reaction times when applied to congruent‚ incongruent and semantic words and colours. The experiment was conducted with a sample of 20 (17 female‚ 3 male) junior freshman psychology
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The Evaluation of TOEFL test Xiajie Tang TOEFL stands for Test of English as a Foreign Language. The test is not a test for business or professional purposes. That is‚ the TOEFL test is not intended for students of a particular subject or major. The purpose of TOEFL is to assess English proficiency of persons especially for international students whose native language is
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Test Notes (concepts) 4. Employee Referral Employee referral is an internal recruitment method employed by organizations to identify potential candidates from their existing employees’ social networks. An employee referral encourages a company’s existing employees to select and recruit the suitable candidates from their social networks. As a reward‚ the employer typically pays the referring employee a referral bonus. Recruiting candidates using employee referral is widely acknowledged as being
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Aptitude Test 1 1. A can finish a work in 24 days‚ B in 9 days and C in 12 days. B and C start the work but are forced to leave after 3 days. The remaining work was done by A in: | A. | 5 days | | | | B. | 6 days | | | | C. | 10 days | | | | D. | 10 | 1 | days | | 2 | | | | | Answer: Option C Explanation: (B + C)’s 1 day’s work = | | 1 | + | 1 | | = | 7 | . | | | 9 | | 12 | | | 36 | | Work done by B and C in 3 days = | | 7 | x 3 | | = | 7
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EXPERIMENT No.25BACILLUS: Diagnostic Tests | | ASCOLI’S THERMOPRECIPITIN TEST Purpose: used to identify anthrax bacilli in animal hides and meat. Principle: This test was designed to detect B. anthracis antigens in the tissues of animals being utilized in animal by-products and thereby to reveal when these products contained ingredients originating from animals that had died of anthrax. The thermostable antigens involved are common to other Bacillus species so the test depends on the fact that the
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Argumentative Essay: Standardized Tests Standardized tests have caused plenty of disagreements for years. From parents‚ to even teachers. The parents are worried about all of the stress that the test causes their children‚ The teachers disagree with the tests for the fact that they are used to evaluate them inaccurately. Some students also move at a slower pace than others and the test has its unfair advantages. These tests make some students feel like a failure when they don’t pass. The whole
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Achieve for at least 13 hours a week. During the first 3 weeks of class‚ you spent 35 minutes working with your tutors. Please refer to the Excel document that you find attached to my email to check your grades. You got your grade for your CMST 325 Test # 1. You have been working on your Long D2L Post for your CMST 326 class. Follow your instructor’s feedback to make it better. You took
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The Ames test is a biological assay to assess the mutagenic potential of chemical compounds.[1] A positive test indicates that the chemical is mutagenic and therefore may act as a carcinogen‚ since cancer is often linked to mutation. However‚ a number of false-positives and false-negatives are known.[2] The test serves as a quick and convenient assay to estimate the carcinogenic potential of a compound since standard carcinogen assays on rodents are time-consuming (taking two to three years to complete)
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