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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|Unit 1:The Cell/Genes & Gene-Environmental Interaction/Mechanisms of |This unit will cover Chapters 1-3 & Chapters 6-10 in your McCance & Huether | |Self-Defense |text. | |Study Guide Unit 1 | NU 545 |
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Mary Gorton Microbiology Research paper Page 1 General defense mechanisms associated with the digestive system The gastrointestinal tract is a lymphoid organ‚ and the lymphoid tissue within it is collectively referred to as the gut-associated lymphoid tissue or GALT. The number of lymphocytes in the GALT is roughly equivalent to those in the spleen‚ and‚ based on location‚ these cells are distributed in three basic populations: 1. Peyer’s Patches: These are lymphoid follicles similar in many
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Ebola Virus Ebola virus (EBOV) is considered to be one of the most belligerent contagious agents and has an ability to cause highly fatal hemorrhagic fever syndrome that results in human and non-human primate’s death (NHPs) during the days of exposure. The first notification of the virus was mentioned in the Ebola River valley in Zaire for the time of an outburst in 1976. Moreover‚ the outbursts have appeared in Africa over the following 27 years‚ with death rates that differ from 50 to 90%. In
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The Effects of Bacterial Meningitis on the Brain Abstract Meningitis is an infection of the subarachnoid space (located between the middle arachnid matter and the inner pia mater) of the meninges‚ which is the thin layer of tissues that line the brain and the spinal cord. Cerebrospinal fluid flows through the subarachnoid space and the meninges‚ providing cushion for the brain and the spinal cord‚ and filling the internal spaces within the brain. There are 2 main types of meningitis
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Hamlet Essay Many of the plays written by Shakespeare in his time were performed to influence his audience and provoke thought and debate the social‚ cultural and economic events that were taking place at that time. Shakespeare’s Hamlet‚ in particular‚ was a reflection of the events happening during the Elizabethan era. In this essay‚ the focus is mainly on Act IV scene IV and the speech of Hamlet and the essay focuses on answering the question of the effect Hamlet had on the audience
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word humor has various definitions. Wikipedia defines humor as the tendency of particular cognitive experiences to provoke laughter and provide amusement; whereas theasarus.com merely defines it as comedy and/or funniness. The term derives from the humoral medicine of the ancient Greeks‚ which taught that the balance of fluids in the human body‚ known as humors (Latin: humor‚ "body fluid")‚ control human health and emotion. A few synonyms include amusement‚ banter and happiness. Antonyms include drama
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ASBiology and Disease * Causes of disease * Pathogens Disease suggests a malfunction of the body or mind which has an adverse effect on good health For a micro-organism to be considered a pathogen it must * Gain entry to the host * Colonise the tissue of the host * Resist the defences of the host * Cause damage to the host tissues Pathogen Infection Disease Entry pathways * Gas exchange system * Digestive system Natural defences * Mucous layer
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A significant contribution by the Muslim community was the discovery and investigation of the disease small pox. Small pox is a highly contagious disease characterized by a fever and small spots which leave permanently disfiguring scars in the form of pits. If it is not treated immediately it results in death‚ even a patient does survive the disease the skin is permanently disfigured. The disease was first identified in 1122 BC in Egypt and quickly spread through out the eastern world and eventually
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To what extent was Galenic Medicine a part of the broader Aristotelian World View? In this essay I will strive to show the extent upon which Galenic medicine was incorporated in to the predominantly Aristotelian world view‚ concluding that Aristotelian philosophies underpinned the majority of Galenic theories and concepts. To achieve this I will primarily demonstrate the perceived link between medicine and natural philosophy that existed at the time. I will continue with a description of the
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