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Essay Samples on Biology

Stewardship, Sustainability and Faith
To the concept of sustainability—by extending the point of view to all those expectations and thoughts that reach outside the practical and social abilities of human beings—hence by leading the way towards God and to a truth that we do not have control of, o...
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: Risk Assessment of GM Apple crop
And children are dying in Africa as a result of malnutrition. G technology is the fastest technology in the history of agriculture and it should be promoted since the world population is increasing day by day and more land is being used to built houses...
Pages: 5 (1250 words) , Essay , Robert Browning , Modified Foods
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WA 7
Zero population growth rate is virtually impossible because, t achieve it the birth and death rates have to be exactly the same. Hwever the growth rate can be close to zero over a long period of time. Te age structure diagram is affected by the...
Pages: 7 (1750 words) , Essay , Endangered Species , Ecosystem
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Bioprocessing requirements to manufacture a specific product
By lowering the pH, te conditions become unfavourable for harmful bacteria, mking this process effective. Tis process also finds use in producing sauerkraut. Tis process utilizes genus Leuconostoc (Dworkin, 2006, 541). I lactic acid fermentation, te product will be dependent on the strain of microbe...
Pages: 4 (1000 words) , Essay
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Oldham Pond
For the organisms in the pond, A Libitum sampling was used, were much information about the organisms was measured (John & Eugene 106). Acording to the results, te temperature of the water was comparable to that of the surrounding air. Te slight difference is the...
Pages: 4 (1000 words) , Essay , Once More to the Lake , Bobbie Ann Mason
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Measles and the two vaccination shots given to ensure the child will never catch Measles
In turn, te activated helper T cells initiate the release of interleukins (IL), prticularly IL-2, wich initiates antigen-specific T-cell growth and activates cytotoxic T cells, I-4, wich promotes growth of B cells, ad IL-5, wich allows activation of B-cells. I-4 and IL-5 also induce the...
Pages: 8 (2000 words) , Essay , Vaccination , Immunization
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Smithsonian Tropical Research Institute in Barro Colorado, Republic of Panama
In 1966, is name was changed to the Smithsonian Tropical Research Institute. Is scope was expanded to other parts of the tropics and marine science centers were also established on the Pacific and Atlantic coasts of the Panama (The Smithsonian Institution). Brro Colorado, i 1979,...
Pages: 6 (1500 words) , Essay , Weimar Republic , Panama Canal
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Various Essays
Helper T cells secrete cytokines. Ctokines provide amplification mechanism by proliferation and differentiation (stimulation of B cell clonal expansion). Tey also determine the type of antibodies produced (Sridhar, 2012). Hman immunodeficiency virus (HIV) attacks a protein, C4, o helper T cells of the immune system...
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Asian gypsy moth
The major period for egg hatching is in the morning. Te larvae climb rapidly to a high point and widely disperse on silken strands by the wind until they find a suitable host trees to feed on (Ross, 2005). Sveral ships in New Zealand ports...
Pages: 5 (1250 words) , Essay , Asian American
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Human Biological Systems, Co-ordination & Control
Which opens the taste receptors on coming in contact with a particular food chemical while sodium channels in the inner ear hair cells are mechanically-gated that are disturbed by sound vibrations. I either case the right stimulus leads to the opening of sodium channel, lading...
Pages: 8 (2000 words) , Essay , Endocrine System , Biological Explanation
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Term paper that present the knowledge and depth you obtained in this class. The paper can be from any topic discussed or not in class. The writing should be original and clear. The paper should comply with APA writing style and should include at least 5 r
Step would be an excess of corticotrophin-releasing hormone, o CRH, fom the hypothalamus causing the pituitary gland to produce excessive ACTH (Nieman et al. Hwever, te most initial step for Cushing’s syndrome is the ACTH stimulating the adrenal glands for the production of cortisol (Blevins,...
Pages: 4 (1000 words) , Essay , Syndrome , Original Sin
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Discuss how the molecular clock hypothesis (gene clock, evolutionary clock, or molecular clock) can be used to explain the divergence of species
This means that evolutionary biologists can take advantage of this data to conclude the method through which species evolve, ad to construe the time when two species diverged, prticularly with regard to the evolutionary timeline. Te molecular clock is comparable to a normal wristwatch so...
Pages: 8 (2000 words) , Essay , Human Evolution , Evolution
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Principles of Pathology
In many developing countries, tese tests still lack quality and thus effect the patient management. Te pathological study is a specialist area in science where the performance of the diagnostic tests are judged and observed clearly. Te performance of these tests will be successfully achieved...
Pages: 6 (1500 words) , Essay , Prion Diseases , Malaria
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Coral Reefs , bleaching Coral reefs, tolearance , affected , different kinds which one most affected due to climate changes .. etc
The ocean surface temperatures and the warmer air caused by climate change has an effect on corals and change coral reef populations by changing ocean chemistry and triggering coral bleaching. Tese effects have an impact on corals and the large numbers of creatures that utilize...
Pages: 6 (1500 words) , Essay , Coral Reefs
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Compare and contrast between Adult Stem Cells and Embryonic Stem Cells
This is during the first five days of the growth of a fetus and these embryonic stem cells roughly range between fifty to two hundred cellsOn the other hand, te adult stem cells are found basically in most tissues of an already developed mammal or...
Pages: 10 (2500 words) , Essay , Protein Synthesis
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The Effects of Streptomycin and Ampicillin on Serratia marcescens
An opportunistic organism often functions in immunocompromised patients due to its invasive ability to tolerate the hospital instrumentations including endoscopes, ctheters, ad intravenous tubing (Davis, 1987). Te Serratia marcescens is among the major nosocomial pathogens that are associated with respiratory and urinary track infections, mningitis,...
Pages: 5 (1250 words) , Essay , Protein Synthesis , Bacteria
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Environmental effects of intensive dairy farming (esp impacts on water) in NZ
Better for me to choose journal articles that have been published in New Zealand compared to those that have been published in other countries as the former are more related to the environmental issue that I want to investigate. Aide from Google Scholar, Iwill also...
Pages: 17 (4250 words) , Essay , Organic Farming
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Missing person
The stage helps the police to gain some skeptic idea of the person who is missing. A this stage, te police will identify the potential information holders and later consider how to interview the witnesses. Te police should interview the witnesses available and the members...
Pages: 8 (2000 words) , Essay
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1) Describe the physical and chemical requirements for microbial growth and: a. The industrial production of Yogurt. b. The role of microbes in the nitrogen cycle. c. The role of microbes in the spoilage of jam. Everyone does a. and b. and c. 2) P
Yoghurt is a milk product (produced from bacterial fermentation) with at least 8.25% non-fat solids. Te main ingredient in the industrial production of yoghurt is milk, wth the type of milk used dependent on the type of yoghurt intended. Sabilizers such as starch, pctin, gms,...
Pages: 4 (1000 words) , Essay , Bacteria , Cellular Respiration
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Discribe the structure and function to the relevant organ system as the day progresses
The digestive system also plays an important role during the day. Is main function is to break down complex food particles to simpler forms that can be easily absorbed in the body. I the morning, bood glucose levels are low due to the night spent...
Pages: 8 (2000 words) , Essay , Nervous Conditions , Food Intake
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