Complete answers to questions below: What is the infectious agent (pathogen) that causes this infectious disease? For example‚ the name of the bacteria‚ virus‚ or parasite. The process of infection can be broken down into stages‚ each of which can be blocked by different defense mechanisms. In the first stage‚ a new host is exposed to infectious particles shed by an infected individual. The number‚ route‚ mode of transmission‚ and stability of an infectious agent outside the host determines its
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Question 1 5 out of 5 points Consider the following three common agents of bacterial meningitis: Neisseria meningitidis‚ Streptococcus pneumoniae‚ and Haemophilus influenzae B. Which of the following would be most helpful in differentiating these three agents? Answer Selected Answer: gram-stain morphology Question 2 5 out of 5 points The current first choice of antibiotic for bacterial meningitis is ________. Answer Selected Answer: cephalosporin Question 3 5 out of 5 points
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Biology 110-12 . 1. What are the five kingdoms and give a brief description of each kingdom? Answer: Monera- Single celled prokaryotes;bacteria Protista - Mostly single celled eukaryotes; Photoautotrophs (algae) and heterotrophs (protozoa) Fungi-Multicellular eukaryotes that feed by extracellular digestion and absorption Heterotrophs: includes decomposers‚ many pathogens and parasites Plantae-Multicellular photosynthetic autotrophs producers Animalia- Diverse multicellular heterotrophs Range from
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dementia This is a rare for of dementia that tends to affect younger people and more commonly men. It is caused by damage to the frontal lobe of temporal parts of the brain. Creutzfeld-Jakob disease (CJD). This is a form of dementia caused by prion disease. Prions are proteins which are found in mammals. When cluster together they cause brain cells to die. When the cells die they leave holes called spongiosis. There are four forms of CJD: sporadic‚ familial‚ iatrogenic and variant. Although extremely
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A central organizing concept in biology is that life changes and develops through evolution‚ and that all life-forms known have a common origin. The theory of evolution postulates that all organisms on the Earth‚ both living and extinct‚ have descended from a common ancestor or an ancestral gene pool. This last universal common ancestor of all organisms is believed to have appeared about 3.5 billion years ago.[21] Biologists generally regard the universality and ubiquity of the genetic code as definitive
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The United States during the early decades of the nineteenth century sought to reform the United Staes and expand democratic ideas. There were many major reform movements that looked to expand democratic ideas‚ which include: establishing free (tax supported) schools‚ improving the treatment of the mentally ill‚ controlling or abolishing the sale of alcohol‚ gaining equal rights for women‚ and abolishing slavery. The reformers went out to “reform” the time period to greater the democratic ideals
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What is Food Microbiology Food microbiology is the study of food micro-organisms; how we can identify and culture them‚ how they live‚ how some infect and cause disease and how we can make use of their activities. Microbes are single-cell organisms so tiny that millions can fit into the eye of a needle. They are the oldest form of life on earth. Microbe fossils date back more than 3.5 billion years to a time when the Earth was covered with oceans that regularly reached the boiling point‚ hundreds
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Dylon Koran Biology 1103 Melanie Waite-Altringer 28 October 2010 Chronic Wasting in Deer How would you like to see a fourteen point buck in your crossaires with a body of a sick dog? Chronic Wasting Disease (CWD) is destroying deer in the United States. Mule Deer‚ Whitetail Deer‚ Shiras Moose‚ and Rocky Mountain Elk are the only four susceptible to CWD. Once pronounced with Chronic Waste Disease there is no going back. Chronic Wasting Disease in Mule deer ( Odocolleus Hemronus)‚ For more than
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Chapter 1 Notes * Robert Hooke * Discovered Cellulae (Cells) * Formed Basis of Cell Theory * 1. Cell basic unit of life * 2. All living organisms are made of cells * 3. Must have living cells to make more cells * Anton Von Leeuwenhoek * Father microbiology & microscopy * Discovered microorganisms (animalcules) * Disproved microorganisms were heaven sent * Put clean bowl out during rainstorm & no microorganism
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ENC 1101 Tonia Howick October 21‚ 2013 Mad Cow: Fact or Fiction? While Mad Cow disease may seem like an urban legend it‚ in fact‚ is a real disease that infects thousands of cows along with people worldwide. The scientific name given to this disease is Bovine Spongiform Encephalopathy or BSE. BSE is fatal; it degrades the nervous and digestive systems in cows over time. On average‚ 1.5 million of the 12 million cattle in the United Kingdom will be infected with this disease in that span of one
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