1 Student: ___________________________________________________________________________ 1. Extant microorganisms are organisms from the fossil record that are no longer present on Earth today. True False 2. All cellular organisms can be placed into one of three __________‚ which include the Bacteria‚ Archaea‚ and the Eukarya. ________________________________________ 3. Archaea are cellular organisms that have unique cell membrane __________. ________________________________________
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Disposition/Food Safety: Overview of Food Microbiology July 8‚ 2011 Overview of Food Microbiology OBJECTIVES At the end of this module‚ you will be able to: 1. Explain the structural similarities and/or differences among Gram-positive and Gram-negative bacteria as well as their isolation and identification using serological‚ biochemical‚ and molecular techniques. 2. Identify the functions of the bacterial cell wall. 3. Identify the extrinsic and intrinsic parameters that affect bacterial growth
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Microbiology: ‘The Correct handling of Micro-organisms’ 1. Devise a title for each of the two experiments you did : (i)‚ Experiment 1 demonstrated the growth of bacteria when placed in liquid nutrient broth culture‚ the number of species present had increased in growth. .(1) (ii) Experiment 2 illustrated the growth of bacteria when placed on different surfaces of solid agar plates which included: nutrient agar‚ CLED agar and MacConkey agar; the number of species present also had increased in growth
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The Black death was a disease that spreaded over Western Asia‚ the Middle East‚ North Africa and Europe during 1346 to 1353 causing great human fatalities because it killed within a week. It was not until centuries later‚ that people (Europeans) started calling it the Black Death. Due to the underdeveloped techniques of science and antibiotics‚ people were not aware of bacteria‚ viruses and other agents of disease‚ therefore they thought it was God´s punishment. The black death reached Europe
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The Black Death was a name given to a deadly pandemic that spread from China to Mongolia‚ Northern India‚ and the Middle East during the 1300s. It moved with astonishing rapidity‚ advancing about two miles per day‚ summer‚ or winter. It continued to erupt in local epidemics from the next 300 years; some localities could expect a renewed outbreak between 1661 and 1669‚ although there were sporadic outbreaks in Poland and Russia until the end of the eighteenth century. In 2011‚ medical historians have
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Microorganisms are classified according to their structure. By means of flow charts‚ diagrams and tables explain the differences between Viruses‚ Bacteria‚ Cyanobacteria‚ Achaea and Fungi. Bacteria or bacterium are unicellular microorganisms. They are essentially only a few micrometres long and form of various shapes including the spheres‚ rods and spirals. A BACTERIAL CELL Illustration courtesy of Wikipedia. A Virus (from the Latin noun virus‚ meaning toxic or poison) is a sub-microscopic
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The Black Death was a deadly plague that originated in the 13th century from rats and fleas. This plague was one of the most deadly in history because it diffused and killed very rapidly. So what were the effects of the Black Death? The Black death affected peoples natural way of life which led to affecting the Europeans economically which then led to a crisis in faith. After the Black Death had hit no one was considered safe from this plague which affected peoples natural ways of life. There is
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was too bright to stand. Within a day or two‚ the swellings appeared. They were hard‚ painful‚ burning lumps on their neck‚ under their arms‚ on their inner thighs. Soon they turned black‚ split open‚ and began to ooze pus and blood. They may have grown to the size of an orange. These are the symptoms of the Black Death‚ one of the most devastating pandemics in human history‚ peaking in Europe between 1348 and 1350. It is widely thought to have been an outbreak of bubonic plague‚ and during those
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Microbiology MCB 2010 Fall 2013 First Day of Classes: August 19 Last day to receive full refund: August 23 Last day to withdraw with grade of "W": October 24 Week 1 Topic Online Orientation Introduction to Microbiology (The Microbial World and You) The Unity of Living Systems (Anatomy of Eukaryotic and Prokaryotic Cells) Reading Assignments Chapter 1 Assignments to Submit Orientation Quiz Quiz 1 Quiz 2 Due Date Aug. 26 2 Chapter 4 Sept. 2 3 4 5 6 7 Chapters 5 and 6 Metabolism (Energy
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1. Describe what Federici takes to be the relationship between the black death (the plague)‚ wages‚ and the witch hunts. What was the role of women in society before the black death? How did it change? What does Federici take to be the reasons for the witch hunts? According to Federici‚ the black death was a major turning point in the history of Europe‚ with about a third of the population being killed (44)‚ thus necessitating the reconstruction of the entire labor market. In this case‚ wages went
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