CONDITIONS FOR STARCH HYDROLYSIS THROUGH THERMOSTABLE α - AMYLASE T. Kolusheva‚ A. Marinova University of Chemical Technology and Metallurgy 8 Kl. Ohridski‚ 1756 Sofia‚ Bulgaria E-mail: e-mail: manahova@abv.bg. Received 10 July 2006 Accepted 12 November 2006 ABSTRACT The present work determines the optimal conditions for starch hydrolysis by thermostable α -amylase (EC 3.2.1.1) produced by Bac.subtilis strain XÊ-86. The hydrolysis reaction has the greatest rate at pH = 7.0‚ starch substrate
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1. Draw a diagram of a villus in vertical section. (Total 5 marks) 2. Draw a diagram of the human digestive system. (Total 4 marks) 3. Describe the role of enzymes in the process of digestion of proteins‚ carbohydrates and lipids in humans. (Total 6 marks) 4. Draw a labelled diagram of the digestive system. (Total 5 marks) 5. State the sources‚ substrate‚ product‚ and optimum pH conditions for the enzyme amylase. (Total 4 marks) 6. Describe the role of enzymes in
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the Gram staining method first starts with a fixed smear of the bacterium‚ covered it with crystal violet for 30 seconds. Afterwards‚ it should be gently rinsed off with distilled water and be covered again with Gram’s iodine for 10 seconds. Then gently rinse off the Gram’s iodine with distilled water and decolorize it with ethanol. The ethanol should be rinsed off with distilled water again and then be covered with safranin for 30 seconds. The last step would be to rinse off the safranin with distilled
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The Effect of Osmosis on Potatoes/ Diffusion of Molecules through Benedicts Test of Dialysis dubing Introduction The focus of the lab on September 16‚ 2013 was Diffusion and Osmosis. Osmosis is a process in which the molecules of a solvent diffuse from an area of high concentration to an area of lower concentration‚ through a semipermeable membrane. Small solute molecules and water molecules can move freely through a selectively permeable membrane‚ but large molecules may pass through more
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ĐỀ SỐ 1 SECTION 1: Language usage (30 marks) Circle the correct answer 1. In the long term ........... is due to increase in the price of raw materials. This is the situation where prices rise to keep up with increased production cost. a. devaluation b. inflation c. recession d. crisis 2. In a accordance with our usual terms‚ payment will be by …………This is a letter from a bank authorizing payment of a certain sum to a person or a company. a. cheque b. banker’s draft c. letter of credit d
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Instructions In a logic puzzle you are given a series of categories‚ and an equal number of options within each category. Each option is used once and only once. Your goal is to figure out which options are linked together based on a series of given clues. Each puzzle has only one unique solution‚ and each can be solved using simple logical processes (i.e. educated guesses are not required). A custom-labelled grid is provided for every puzzle‚ like the one you see to the right. The grid allows
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Chapter 15--The Job Search‚ Rsums‚ and Cover Letters 1. Well-informed job candidates know that the first step in the employment process is A. researching salary‚ benefits‚ and job stability in a chosen field. B. developing an effective résumé to be sent to prospective employers. C. locating a specific job opening at a desirable company. D. assessing their interests and qualifications. 2. Job seekers should ask themselves questions such as Do I want to work for someone else or be my own
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2. John Wesley is associated with the founding of what religious sect? I chose to omit this question because I couldn’t remember with which “ism” John Wesley was associated. The correct answer is c. Methodism because in the “Impact of the Enlightenment” PowerPoint‚ a parenthetical mentions John Wesley in the description of Methodism. 6. Romanticism changed the direction of the Enlightenment by emphasizing… I answered a. skepticism which is incorrect because skepticism was more of
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Q1) How would you characterize Timberland’s exercise of its corporate power in society? Is Timberland engaging multiple stakeholders in its business operations? If so‚ hw? Answer: I would characterize Timberland’s exercise of its corporate power in society as “Corporate Social Responsibility”. That is‚ timberland is being socially responsible towards society and it is acting in a way that enhances society. By exercising its power‚ Timberland is practicing the “iron law of responsibility” which
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Questions Chapter 01 The Concept of Strategy True False Questions Question title Question stem Choice Difficulty 1 Easy 2 Medium 3 Hard Reference link Topic TF01.01 Strategy is a detailed plan and a program of instructions that every member of the organization must carefully follow to ensure success F 1 Introduction and objectives Strategy definition TF01.02 Strategy is a unifying theme and a general guideline T 1 Introduction and objectives Strategy definition
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