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Essay Samples on Biology

Medical Microbiology
Of living cells, sch as reproduction, ntrition and movement; hwever they lack respiration, mking them difficult to define as either living or non-living. Ulike bacteria or other cell, vruses contain only DNA or RNA, tey do not contain both. Vruses have an unusual form of...
Pages: 6 (1500 words) , Essay , Medical Ethics , Infectious Disease
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Microbiology class, answer for each question in 1 page
This DNA is then transferred into the bacteria for the production of large amounts of human insulin from E. Vccines are produced from microorganisms. Dsease causing pathogens are rendered inactive and avirulent by chemical or other treatments. Tese are then injected into animals and humans...
Pages: 8 (2000 words) , Essay , Bacteria , E Coli
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Mating competition between males, Greater control of fertilization by one sex, and Sexually dimorphic sexual behavior between leopard snails
Therefore, i is not obvious that the males will be in competition to win females. Te male mating competition in leopard slugs is very exciting. Tis is because the species is hermaphrodites. Te organ that represents the male species looks like two daggers. Tey are...
Pages: 4 (1000 words) , Essay , Parasite , Female
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Mycobacterium leprae & Mycobacterium tuberculosis
185; Lvinson 2008, p The highly resistant nature of mycobacterium explains the easy transmission and difficult prevention of the infectious diseases. Te general features about the M. tberculosis highlight the growth rate of the pathogen, ntritional requirements, srains of the bacterium which are helpful in...
Pages: 4 (1000 words) , Essay , Tuberculosis , Infectious Disease
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Many microbial infections are described as opportunistic. What do you understand by this term [10%] Give a bacterial, parasitic and a viral example of opportunistic infections giving details of what factors shifted the host-pathogen balance to favo
Infection or dermatologic disorders such as scabies, hrpetic ulcer etc. ,or through vascular access line or drainage tubes causing pyodermas such as folliculitis, ascesses, ec. Oce established in the skin, S aureus invades more deeply into the soft tissue resulting in erysipelas or horizontal spread...
Pages: 4 (1000 words) , Essay , Parasite , Infectious Disease
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Medical Genetic
During substitution, tere will be 1 DNA molecule holding a deletion and one having an insertion. Te events above occurs when the mismatch repair mechanism fails, filure of direct repair, ad nucleotide-excision repair. Tis is a Mendelian inheritance. Fr a trait to be Mendelian, te...
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Microbial Fuel Cells (Design Study)
Microbial fuel cell, mcrobial strains of Shewanella oneidensis, Peudomonas sp. ,Clostridium acetobutylicum, Sccharomyces cerevisiae and Escherichia coli, gowth medium for the microbes, snthetic wastewater solution. Te MFC provided by the lab is single- chamber, wth Platinum coated graphite cathode and graphite rod for anode. Te...
Pages: 6 (1500 words) , Essay , Ethanol Fuel
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Microbial communities found within the human body
Most of the microbes associated with humans appear to be not harmful at all, bt rather assist in maintaining processes necessary for a healthy body. Asurprising finding was that at specific sites on the body, adifferent set of microbes may perform the same function for...
Pages: 6 (1500 words) , Essay , Cholera , Body Piercing
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Molecular Biology
Labelling antibodies is useful as it enables detection of antibodies. Crrently, te most commonly used are fluorescent labels, ezyme labels, cemiluminescent labels and radioactive labels. Tese are sometimes amplified using Avidin-Biotin Conjugate system. Sme common fluorescent labels include, Fuorescein isothiocyanate, DPI, Pycoerithrin and Texas red....
Pages: 8 (2000 words) , Essay , Biology
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Marine Pollution
According to Save our Shores (2014), pastic pollution is undeniably one of the serious threats to the ocean ecosystem constituting of a larger per cent of all the floating trash in the ocean. Pastics normally accumulate in the oceans because they photo-degrade instead of biodegrading...
Pages: 6 (1500 words) , Essay , Pollution , Offshore Drilling
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Molecular Biology
Nasopharyngeal or nasopharyngeal swabs, ad various amplification goals that were used in Bordetella are found in more than single species of Bordetella. I is crucial that the results of PCR are well interpreted. Prtussis’ clinical symptoms are typical in children who are not vaccinated. Te...
Pages: 12 (3000 words) , Essay , Biology
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Molecular Biology
Accuracy unlike the algorithm that was well developed for 3D structure predictions for protein to protein structure complexes when tested on an RNA-protein docking benchmark (Wang, &Smith, 2013). 3dRPC’ is the novel protocol used in predicting 3D Ribonucleic Acid protein complex structures. I includes; adocking...
Pages: 12 (3000 words) , Essay , Biology
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Master biological science
The last article mentions several types of DNA damage, cused by UV radiation and X-rays, o errors in replication, ad how DNA repair takes place in each instance. Cdmium was shown to inhibit repair of DNA even at low concentrations (Hartwig and Schwerdtle, 2002: 49)....
Pages: 4 (1000 words) , Essay , Master Harold , Biological Explanation
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Molecular biology
Significance of antibacterial and antimicrobial drugs seems to fade with the rise in the bacterial strains exhibiting resistance to single as well as multiple drugs. Hnce drug resistance has become an exponentially rising global health hazard rendering world population once again vulnerable to the threats...
Pages: 12 (3000 words) , Essay , Tuberculosis , Penicillin
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MIDTERM PAPER
Globally, te average surface temperature has increased over the twentieth century by 0. 6± 0. 2C, wth a similar rise in marine air and sea-surface temperatures since the late nineteenth century (IPCC 2001b). Te global ocean heat content has also increased significantly with a majority...
Pages: 4 (1000 words) , Essay , Whales
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Marine Water Usage, Pollution & Conservation
Scientists are researching ways to do this, ad capturing carbon dioxide as a liquid or solid, ad then storing it under the sea is one path of research. Mrine habitats, sch as coral reefs, spport biodiversity, wich we rely on for food (fish), mdicines (from...
Pages: 5 (1250 words) , Essay , Pollution , Ocean Pollution
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Marine Biology : Whales
They oscillate between lower-latitude breeding zones in winter to high-latitude feeding grounds during summer. Gay whale; tey have average length of 13-14 meters, wighing 14-35 tones and are bottom feeders preying on benthic amphipods. Tey are found in the North Pacific Ocean and migrate between...
Pages: 5 (1250 words) , Essay , Whales , Marine Corps
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Marine Biology : Sharks
Approximately 4,500 humpback whales out of the possible 7,000 reportedly found their way to Hawaii waters. Ater the government imposed a ban on commercial whaling through the enactment of the endangered species act, hmpback whale numbers are reported to have increased over time. I is...
Pages: 5 (1250 words) , Essay , Jaws , Hawaii
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Molecular Biology
Differential diagnosis could be replaced by reverse transcription polymerase reaction, DA sequencing and DNA microarray. Qantitative real time reverse transcription polymerase chain reaction (RT-PCR) can be used for differential expression of genes in HGDN and WD-HCC. Tis method is fast, hghly sensitive and specific. Te...
Pages: 4 (1000 words) , Essay , Hepatitis B , Biology
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Musculoskeletal and neurological diseases and healing in Veterinary Physiotherapy
Musculoskeletal diseases involve soft tissues and therefore there are no visible signs of injury to the animals who have these conditions. Te prevention of this condition is controlled from the places where the animals do high rates of strains activities and it’s in the same...
Pages: 4 (1000 words) , Essay , Ultrasound , Prion Diseases
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