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Essay Samples on Biology

CVD proposal
Finally, tis study will lead to substantial improvements in quality of life for affected individuals and a reduction in healthcare costs and also the identification of target genes might also lead to development of novel therapeutic modalities. Ncolas Christoforou is a molecular-cell biologist and an...
Pages: 9 (2250 words) , Essay , Type 2 Diabetes , Human Genome
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Cancer and biopsies
On the other hand, clls can undergo unusual enlargement in case there are damages or mutations caused to DNA. Tis can lead to the damaging of the genes involved in the cell division. Te cell division process is enhanced by four key types of gene:...
Pages: 4 (1000 words) , Essay , Lung Cancer , Leukemia
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Cloning cdc2
The sixth figure is the KpnI cut pALA2 that is also a cdc2 orientation of the second plasmid. Te final figure is figure seven that shows the plasmid maps. Tble one in the report shows the qubit values and the student number. Coning can be...
Pages: 8 (2000 words) , Essay , The Sixth Extinction , E Coli
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Cell signalling coursework
When they are activated, te G protein exchanges GDP for GTP. A a result of this dissociation of the GTP-bound α and β/γ subunits, anumber of diverse signalling cascades are triggered. Rceptors attached to diverse heterotrimeric G protein subtypes can use different scaffolds...
Pages: 8 (2000 words) , Essay , Sickle Cell Anemia , Leukemia
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Computer-aided image processing for bacterial cell enumeration
The tradition plate count technique pauses as an indirect technique and often preferred for its cheap nature. Tchnologies applied for quantification of microbial growth involves: AP Bioluminescence, siral plating, te use of membrane filtration, Drect Epi-Florescent Filter Microscopy and Membrane laser scanning, Fuorescence amongst others....
Pages: 4 (1000 words) , Essay , The Picture of Dorian Gray , Colony
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Clostridium botulinum (Microbial form and function)
The toxins are synthesised as single large polypeptides that work by affecting the cholinergic mechanism of pre-synaptic terminal of a motor neuron and cuts off transmission of acetylcholine across the neuromuscular connection, wich results in neuromuscular obstruction, ad subsequently causing flaccid paralysis (Sugiyama 1980). Te single...
Pages: 10 (2500 words) , Essay
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Clostridium Difficile
Difficile was the major cause of severe CDI cases (McCollum and Rodriguez 2012). Tis strain has resistance to fluoroquinolones and secretes different toxins. dfficile is widely dispersed in the environment and is also part of bowel flora in about 2% normal adults (Wilcox 2003). Tis...
Pages: 8 (2000 words) , Essay
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Compare and contrast the biological processes underlying innate and adaptive immunity
The second category of immunity addresses the threat posed by different antigens that finds their way into the body. The immune system has a mechanism that facilitates the recognition of antigens that find their way into the body. Te initial detection of a certain antigen...
Pages: 4 (1000 words) , Essay , Immune System
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CRITICAL APPRASISAL
However, tere has been contradicting information from various science fields concerning MMPs, Etra Cellular Matrix degradation and cancer cell division. Sme of the studies have associated MMPs inhibition to synthetic and natural inhibitors hence inhibition of the cell invasion. Hwever, anormal expressions of various forms...
Pages: 6 (1500 words) , Essay
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Cloning Brachyury from SW480 in pNEB193 plasmid
On my part, te sample obtained was 302 ng/ μL which also was in the range. Tis allowed all students to go on to the next experiment. 4– The next step of the experiment involved the use of the PCR to amplify the full length...
Pages: 4 (1000 words) , Essay , Cloning
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Comparative genomics
Water and foods were provided under the veterinary regulations and guide lines. Ater three months, te rats were killed using the CO2 gas asphyxiation by skilled personnel. Mscles were quickly removed and stored under liquid nitrogen at a temperature of -80oc. Te human muscle biopsy...
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Christian Stewardship and Sustainability
Stewardship makes an individual accountable for the ecological resources. Acountability involves proper utilization of the resources for the intended purposes. I guards against the misuse of resources, hnce improving ecological efficiency. Eficient utilization of such resources leads to sustainability. Cnsequently, te resources serve future generations...
Cancer Issue
Even though lung cancer is common all over the world at present, i was not so around 150 years before. Wtschi pointed out that the reported lung cancer diseases in 1878 were only 1% of the total diseases in the world. Hwever, te percentage had...
Pages: 8 (2000 words) , Essay , Ethical Issue , Controversial Issue
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Cells and Genes
It should be noted that this membrane is not static but is fluid, Hdrophobic ends of the phopholipid subunits are embedded inside the membrane while the hydrophilic ends protrude outwards. NCLEUS: Te double membrane bound nucleus is the control centre of the cell. I commands...
Pages: 6 (1500 words) , Essay , Protein Synthesis
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Coordination and Control
Sensory neurons transmit signals from peripheral body parts to the CNS, icluding such sensory information as sound and sight. Te neurons undergo activation by sensory input before projecting this information to other nervous system elements (Widmaier et al, 2011: 27). Tey are afferent neurons, oly...
Pages: 10 (2500 words) , Essay , Skeletal System , Nervous System
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Cigarette smoking
Kasteridis & Yen (2014) postulate that cigarette smoking affect almost every organ of the human body. Tis is responsible for diminishing overall health resulting to premature deaths. Crrently, tere are millions of people affected by tobacco smoking in various countries. Soking is the leading causative...
Pages: 5 (1250 words) , Essay , Smoking Ban , Smoking
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Cell Wall Biogenesis
All the polysaccharides have their names after principal sugars for instance glucan polymer consists of glucose, xlan consists of xylose, ad galactan consists of glucose. Acompound name for the hemicelluloses does not mean a branched structure. Xloglucan contain a chain of glucose residues with xylose...
Pages: 5 (1250 words) , Essay , The Mending Wall , Sickle Cell Anemia
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Cursorial Specialisation
Shoulder and scapula joint move freely (shoulder acts as a hinge joint reinforced by muscles). Te animal’s brachium remains highly muscular and comparatively short to keep limbs mass proximal). Cnines are fast because their trunks are flexible, wich is possible owing to their meat diet....
Pages: 4 (1000 words) , Essay , Skeletal System
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Could Genetic Engineering Recover Extinct Species
For instance, te mammoths that lived thousands of years ago played a very crucial role in the tundra desert by feeding on dead grass, tus paving way for fresh grass to grow to keep and maintain the tundra colder. Frthermore, teir waste droppings acted as...
Pages: 4 (1000 words) , Essay , Genetic Modification , Genetic Engineering
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Co-ordination
When the impulses reach the appropriate level they leave the cord to travel to the target organ. Te peripheral system acts as a connection between the nervous system and the rest of the body. Te peripheral system is divided into the nerves, te somatic nervous...
Pages: 8 (2000 words) , Essay , Nervous System , Endocrine System
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