Planning Introduction Stomata are pores on the bottom of leaves of vascular plants. The function of stomata is to allow gaseous exchange (transpiration) between the plant and the external environment (see diagrams below). This process is carried out by the plant‚ which controls the opening and closing of stomata via the guard cells. The more stomata a leaf contains the greater the rate of gas exchange and the less water it will be able to accumulate. Stomatal pores are formed between
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Crystal meth is short for Crystal Methamphetamine. Crystal Meth can be called Several names‚ examples include crank ‚ chalk ‚ or speed. Best stimulant methamphetamine was developed in 1919 by Japan methamphetamines have been used throughout history in World War II the Japanese Pilots would use it to stay awake during the fifties ‚ it could also have been used for weight loss and to help treat depression. Methamphetamines became illegal in the US in the 1970s and most forms today crystal meth is made
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Unit-1 THE SOLID STATE QUESTIONS VSA QUESTIONS (1 - MARK QUESTIONS) 1. 2. 3. 4. 8. 9. What are anistropic substances. Why are amorphous solids isotropic in nature? Why glass is regarded as an amorphous solid? Define the term ’crystal lattice.’ Define the term voids. What type of stochiometric defect is shown by (i) ZnS and (ii) CsCl? [Hint. : (i) Frenkel defect (ii) Schottky defect] *10. If the formula of a compound is A2B‚ which sites would be occupied by A ions? [Hint. : Number of A ions is
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Biology Project Autumn Brown 3rd block Mrs. Stephens More than 2‚000 years ago‚ Aristotle began grouping plants and animals into various categories. Although he did not consider the idea that different organisms were related by descent‚ he devised a system that placed these organisms in a hierarchy. Through classification systems‚ scientist have found it easier to find answers to important questions. This way
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DEMOGRAHICS OF CRYSTAL METHAMPHETAMINE 1 THE DEMOGRAHICS OF CRYSTAL METHAMPHETAMINE 11 The Demographics of Crystal Methamphetamine: Who Uses it‚ and Why? Student?s Name College The Demographics of Crystal Methamphetamine: Who Uses it‚ and Why? Crystal methamphetamine (meth) use evokes passionate discourses in popular culture‚ and in‚ official‚ scholarly‚ and clinical circles. A synthetic drug that has roots in the German amphetamine of the late nineteenth century; crystal meth has gained
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2013‚ Section 3 Prepared By Md Abdulla Al Mamun Fahim ID: 102 0366 030 Mahidur Rahman Khan ID: 102 0625 030 Md Nurul Azim Rifat ID: 101 0847 030 Tahsin Shahab Uddin ID: 101 0692 030 Prepared for Dr. S.M. Mostafa Kamal Khan Department of Biology and Microbiology North South University Date of Submission: 20th August‚ 2013 Sl | Topic | Page | 1 | Introduction | 2 | 2 | Description | | | 2.1 Impact on Air | 3 | | 2.2 Impact on Water | 3 | | 2.3 Impact on Soil Pollution | 5 |
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Liquid Crystal Display A liquid crystal display (LCD) is a flat panel display‚ electronic visual display‚ or video display that uses the light modulating properties of liquid crystals. Liquid crystals do not emit light directly. LCDs are available to display arbitrary images (as in a general-purpose computer display) or fixed images which can be displayed or hidden‚ such as preset words‚ digits‚ and 7-segment displays as in a digital clock. They use the same basic technology‚ except that arbitrary
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David Crystal Is texting making our language worse or is it improving it? David Crystal‚ “a professor at the University of Wales and is known for his work in English language studies and linguistics” (335)‚ writes about how many people think that texting is destroying our language‚ but Crystal believes that texting can improve children’s ability to read and write‚ he also writes that texting may add a new dimension to communication in an article called “2b or Not 2b”. In the article Crystal starts
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Healing Crystals is a form of alternative medicine that has become extremely popular in our modern world. The use of crystals‚ amulets‚ and other artifacts however isn’t something new and dates back to the Egyptians. They used it decorate their jewelry‚ but also for protection and health. Another great civilization to use crystals were the Greeks. Like todays users they had different properties assigned to each stone‚ for example they had a stone that supposedly keeps you from getting drunk or hung
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COVENANT UNIVERSITY Department of biological sciences PROGRAM: MICROBIOLOGY COURSE: MICROBIAL TAXONOMY‚ NOMENCLATURE AND IDENTIFICATION CODE: MCB 122 TOPIC: CLASSIFICATION OF BACTERIA AND VIRUSES PROJECT PARTICIPANTS OBUEKWE CHUKWUEMEKA 12CQ014230 OKAFOR SANDRA-EMMANUELLA 12CQ014231 OLOWOFELA OLUWATOYIN 12CQ014232 OSITA-ORAH ANTHONY 12CQ014233 SASORE YEWANDE 12CQO14236 NWOBI CHIZITERE 12CQ014229 OYEKAN TOSIN 12CQ014235 SOREMEKUN MAYOMIKIUN 12CQ014238 SHODEKO TOBI 12CQ014237 INTRODUCTION TO THE
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