Design Experiment: Enzyme Inhibitors. Research question: What is the effect of adding lead nitrate solution on the activity of amylase enzyme? Aim: To test the effect of adding nitrate solution on the activity of amylase. Background Information: Inhibitors are molecules which repress or prevent another molecule from engaging in a reaction. They are substances that attach themselves onto an enzyme and reduce or prevent the enzyme’s ability to catalyse reactions. Competitive Inhibitors are inhibitors
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* Design for the Future * In order to plan for the future we must first survey and inventory all of our available planetary resources. This information must be compiled so that we know the parameters for humanizing social and technological development. * This can be accomplished using computers to assist in defining the most humane and appropriate way to manage the environment and human affairs. * Existing technologies far exceed the human capacity for arriving at equitable and
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Abstract Perfection without much stress is now required in our present situation and yet the current ways of students’ registration‚ examination and keeping other records such as financial records are partly paper based this renders the whole process cumbersome and inefficient and can lead to such problems as loss of data or unavailability of data when needed. From the information collected through oral interview‚ questionnaires‚ observation written literature and journals it was found that paper
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Question 1 Carry out an Hierarchical Task Analysis for the task of buying books from a High Street bookseller. Your analysis should take account of the range of user needs – e.g.‚ some users will want to find a specific title while others want to browse potential titles before making a selection. Your HTA should be presented using the standard graphical notion and detailed plans should be written. DESCRIPTION OF TASKS | SUBTASKS | In order to buy books online from the internet‚ the user will
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Database Design Scenario Currently a school uses a non-computerised database system to store the following information about its students: roll class‚ surname‚ first name‚ guardian ’s name‚ address‚ student ’s date of birth‚ gender‚ sport house‚ emergency-contact telephone number‚ mailing name‚ list of subjects offered‚ and subjects in which the student is enrolled. The system takes up a large amount of space‚ has many duplicated entries some of these with mistakes and it is time consuming
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Cabling Design IT Solutions has a plan for the cabling and it is based on the specifications in the RFP from the Firm mixed with our own technical knowledge. As stated in the RFP we will only be responsible for specifying the cable plant design and associated equipment. The Firm has stated that they will use their own contractors for installation following the design. We suggest adding 10% more cable to the estimated amount to allow for adjustments adding any unplanned drops and/or changes made
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3 Introduction to Engineering Design © 2011 Cengage Learning Engineering. All Rights Reserved. 3-1 Engineering – An Exciting Profession • Introduction to engineering profession • Preparing for an engineering career • Introduction to engineering design • Engineering communication • Engineering Ethics © 2011 Cengage Learning Engineering. All Rights Reserved. 3-2 Outline In this chapter we will • Introduce you to the engineering design process • Discuss the basic steps
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Frequency Modulation Design of FM Broadcast Systems ECE 211L Broadcast Engineering Laboratory A system of modulation where the instantaneous frequency of the carrier and its rate of change varies in proportion to the instantaneous amplitude of the modulating signal. The FM Broadcast Band That portion of the radio frequency spectrum from 88 MHz to 108 MHz. The band is divided into 100 channels‚ starting at 88.1 MHz up to 107.9 MHz. Each channel is 200 kHz wide‚ designated by its carrier
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IS3331 Data Management Group Project (Part 1 & 2) Final Report Tutorial Group L03 Group members Lee Sze Yin‚ Timothy (51435230) Hui Nga Wai‚ Kitty (51447436) Cheng Ka Shing‚ Gary (51471880) Leung Sin Hang (51442649) Chui Kai Wing‚ Tom (51216738) Section 1: External Schema We selected “Airline Operation” as our project topic. The routine operation of the database system for airline operation involved three major individuals: Customer‚ Staff and Human Resources Manager. Here are some
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Pumps Shoes Pattern Full tutorial for making a pump shoes pattern‚ accompanied by detailed videos. For up to 5 cm heel pattern. Author Sveta Kletina Footwear Designer www.sk-shoes.com SK FOOTWEAR GUIDE Contents Basic Pumps Pattern 3 Chapter One 11 Upper pattern 12 Pattern for leather lining 13 Chapter Two 16 Pattern for strengthening the décolleté in front of the last 17 Thin non-woven lining 17 Chapter Three 18 “Pumps Shoes Pattern Guide”. 19 Basic Pumps Pattern 1. Cover the last
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