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DNA Essay Examples

Copernicuss Remains through DNA Analysis
the function of DNA analysis is for human identification. An example can be seen through a recent discovery that led a group of researchers’ claim into having been able to positively identify the remains of Copernicus—the first astronomer who theorized that it is the Sun,...
Pages: 10 (2500 words) , Term Paper , Archaeology
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When Privacy Fails: Criminal DNA Databases
One such example where DNA database matching came in handy when Steve Wright, a serial killer, was tracked down and convicted after his DNA sample which he had submitted following an arrest for petty stealing in 2003 matched his victim's DNA. Another example involves one...
Pages: 9 (2250 words) , Essay , Law
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DNA Quantification by Slot Blot Method
Sterile tubes, 0.5ml were placed and labeled accordingly and 150 μl of spotting reagents were added to each empty tubes. The tubes were gently vortexed and were spin down. For each QIAamp sample, that was to be quantified, 1.5 μl of DNA extract was added...
Pages: 8 (2000 words) , Term Paper , Biology
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Development of Fetal DNA-Based Prenatal Screening
This paper tells that detection of non-fatal structural, metabolic or mental abnormalities early during the pregnancy can help the mother and her partner to prepare for the financial and emotional strain that may come with the treatment, rehabilitation, and raising of the atypical child. While...
Pages: 6 (1500 words) , Research Paper , Health Sciences & Medicine
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The Building of DNA Data Bank for the Entire Population
The existing providers of this technology conspicuously starve the exponentially rising demand. There is a possibility that the demand has overtaken the supply of technology. Some of the present testing and analysis centers sometimes delay providing information on the tests. Tofte (2009) illustrates this using...
Pages: 7 (1750 words) , Research Paper , Technology
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Short Tandem Loci Kits in Generating DNA Profile
Short tandem repeats have been used in forensic investigations and medical qualifications over a wide array of cases where traditional methods of identification cannot be applicable. The method also referred to as simple sequence repeats (SSRs) or microsatellites (Lygo, et al., 1994) comprises of sets...
Pages: 11 (2750 words) , Essay , Biology
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Analysis of the DNA Sequence of the Hypothetical New Gene
The discovery of a new gene and the analysis of its encoded protein is a complicated process which involves determining the encoding stand for transcription. Using various web translating tools, both the strands in all the reading frames of the nucleotide sequence can be translated,...
Pages: 8 (2000 words) , Coursework , Biology
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Gathering DNA Samples from Persons Arrested for Various Crimes Involving Volence
DNA profiles would be logged onto the CODIS only if the laboratory meets the quality standards of the FBI and carries out the proper procedure (Regensburger, 2009, p. 329; 42 U.S.C.A. § 14132(b)(1 to 2)). There are also limitations as to how samples are utilized...
Pages: 10 (2500 words) , Case Study , Law
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Genetics in Saving the Orchid with Special Attention on DNA Markers
According to the research findings, it can, therefore, be said that in today’s planet, several species from different biological kingdoms of the living world are either becoming vanished or are at the threshold of extinction. This has happened mainly due to widespread human disturbance of...
Pages: 6 (1500 words) , Assignment , Biology
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A Description and Analysis of Hansen's Disease in Ancient DNA Samples
Disease in Ancient DNA Samples Hansen's disease or Leprosy is one of the worst epidemics which created major health problems in the world even during ancient periods. It is still prevailing in some parts of the world even though the majority of the countries successfully...
Pages: 6 (1500 words) , Essay , Anthropology
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DNA and Voice Samples, Finger Prints on the Electronic Equipments - Forensic Computing
The forensic department must have measures and means that ensure the safety of all the data collected. Stenography is an important tool in this regard. Steganalysis is the art of hiding and covering the information in such a manner that it is not visible to...
Pages: 8 (2000 words) , Case Study , Information Technology
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Outline the contribution of mitochondria to the cellular energy budget. Comment on the ethical implications of mitochondrial DNA analysis
The energy pathway to be applied by a cell depends on the type of cell. In eukaryotic cells, there are three main processes employed in the transformation of energy present in chemical bonds into usable forms of energy. The first of these processes is glycolysis,...
Pages: 8 (2000 words) , Essay , Biology
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Optimizing of the conditions for the PCR detection of mTOR, in DNA derived from human cell lines, which are associated with aging and senescence
The mechanistic target of rapamycin is also referred to as the mammalian target of rapamycin (mTOR) or the FK506-binding protein 12-rapamycin-associated protein 1. This protein is encoded in the human body by the mTOR gene.(Brown et al.,1994; Moore et al.,1996) mTOR gene is a...
Pages: 15 (3750 words) , Research Paper , Health Sciences & Medicine
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The Effects of Oxaliplatin Genotoxicity on Human Lymphocytes
It has been amply indicated that the primary mechanism of cell death induced by platinum compounds is through the formation of DNA adducts (Almeida et a.l, 2005; Hah et al., 2007; Boysen et al., 2009). These DNA adducts are comprised of intrastrand and interstrand crosslinks...
Pages: 15 (3750 words) , Research Paper , Medical science
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The Blood Samples in Forensic Science
Issues to be addressed:Does the blood found on items recovered at the scene come from a single individual or the three of them?Do the bloodstain on the pair trousers and the pair of Reebok trainers match those from either suspects or just one of them?Does...
Pages: 11 (2750 words) , Case Study , Social science
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Cell cycle
Therefore at the start, all the cells are approximately the same in size thus assumed they are in the same stage of cell cycle. Aim To determine the timing of the different stages of cell cycle of Schizosaccharomyces pombe, this is fission yeast. Objectives 1. To determine the...
Pages: 6 (1500 words) , Lab Report , Health Sciences & Medicine
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Intergration of Biological Methods into the Criminal Justice Field
Since the advent of DNA typing in 1985, it has emerged as one of the most reliable physical evidence at a scene of crime especially those involving sexual offenses. This technique has proved to be very useful in determining if distinctive patterns found in a...
Pages: 9 (2250 words) , Research Paper , Law
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The Expression of Multi-Drug Resistance Gene Using Agarose Gel Electrophoresis
 Each molecule of target DNA synthesized acts as a template for the synthesis of new target molecules in the next cycle. This leads to a rapid increase in the amount of target DNA with successive cycles. Typically 30 cycles of PCR results in a 228-fold...
Pages: 6 (1500 words) , Lab Report , Health Sciences & Medicine
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The Structure of Central Domains of Klentaq and Klenow Fragment
Besides the structural similarities and differences already discussed, the major difference between the two enzymes is with respect to thermostability. Thermal denaturation of both is irreversible, the Klenow1 denatures at 37.C while Klentaq1 at 100.C at pH 9.5 (Karantzeni and others, 2003). The molecular basis...
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Microbiology class, answer for each question in 1 page
g. biofilms Biofilms are formed when microorganisms interact with each other, forming layers on other surfaces. By developing biofilms, microorganisms create their own niches almost anywhere. Biofilms make it difficult to eliminate microorganisms as they protect microbial colonies from disinfectants and antibiotics. They are persistent...
Pages: 8 (2000 words) , Essay , Biology
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216 biomedical science laboratory report
Aim of the experiment The aim of the series of the practical sessions was to transfer CIH-1, a fungal gene from pBK-CMV, a plasmid vector into pUC19, another plasmid vector. This was done by cutting the given fungal gene from pBK-CMV by use of Xba1 and...
Pages: 6 (1500 words) , Essay , Health Sciences & Medicine
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Wayne Williams (Atlanta Child Killer)
Wayne was arrested and charged with two counts of first degree murder. One notable thing after Wayne’s arrest was that the killings came to an end (BACM Research, 2008). The intelligence officers were convinced that Wayne had killed up to twenty-eight young males. Nevertheless, the...
Pages: 6 (1500 words) , Case Study
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The Importance of Accreditation of Criminal Forensic Laboratories
Soon after the landmark use in Europe, DNA technologies have become more sophisticated and more widely used in forensic settings in the United States, yet it was decades after its first admission in court that the laboratories responsible for the analysis of the evidence were...
Pages: 8 (2000 words) , Research Paper , Law
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The Trial of A6 Murderer
Hanratty was taken for trial with the trial being dependent on the matters of identification. The initial claim by the defense of Hanratty was that the accused was in Liverpool during the material day of murder, however, halfway the trial, the defense changed part of...
Pages: 24 (6000 words) , Case Study , Law
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The Analytical Techniques of Food Safety
Orange juice is one of the most popular juices in the world, consumed by people. The orange juices are now being complained about the adulteration. Hence the qualities of the fruit juices are determined by HPLC, capillary electrophoresis and pyrolysis mass spectrometry. These methods are...
Pages: 10 (2500 words) , Literature review , Chemistry
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Role of Antibodies in Controlling Viral Disease
1. What is the evidence that life may have been present on Earth over 3 billion years ago? Microfossils of bacteria from old rocks that date back to 3.5By have been recovered by scientists. Geological records which give the composition of the earth at that...
Pages: 16 (4000 words) , Assignment , Biology
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Law Enforcement and Technologies
Another important new breakthrough that may be used more and more in the future and which is proving quite controversial is biometrics. There are effectively two types of biometrics: physiological—e.g. fingerprints, iris scans—and behavioral—e.g. voice or signature. Fingerprint detection, of course, has been around for...
Pages: 8 (2000 words) , Essay , Technology
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Genetic Health information Critical thinking questions
HGP has also led to performance of genetic tests that determine mutations at certain loci that make people susceptible to environmentally induced diseases. Therefore, such individuals receive advice on how to prevent the diseases by avoiding the environment that causes the disorder. Researchers have also...
Pages: 10 (2500 words) , Assignment , Nursing
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Science and the Media
Researches so far conducted in support of this premise have depicted how this breakthrough has managed adequately to treat as well as manage therapy-resistant breast cancer and leukemia cells (UNM, 2013). This is by fusing DNA ligase inhibitor (whose developer was Dr. Tomkinson) and...
Pages: 7 (1750 words) , Essay , Journalism & Communication
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COMMONWEALTH of Pennsylvania, v Paul David CREWS
Commonwealth Of Pennsylvania, V Paul David Crews In the morning of September 13, 1990, two hikers, Geoffrey Hood and Molly LaRue, were murdered .The woman tied, raped, and stabbed, resulting to her death. Her boyfriend, shot three times. The suspect Paul David Crews was arrested week...
Pages: 7 (1750 words) , Research Paper , Law
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Per3 Gene and Diurnal Preference
The high base solution will rupture the cell membrane and create pores in the membrane. Then 100µl of 0.1M HCl and 100µl of 1M Tris – HCl was added at a pH of 7. The cell organelles are present in the solution and they are...
Pages: 7 (1750 words) , Lab Report , Biology
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Reasons as to Why the Evidence Given Will not Be Used for Analysis in the Widdowson Case
Blood samples that have been inappropriately handled can jeopardize a prospective source of facts in a case. On the other hand, blood samples that have been handled appropriately can be used to draw a connection between a crime and an individual. Blood evidence is traditionally...
Pages: 21 (5250 words) , Case Study , Law
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Multiple Alleles, the Inheritance of Sex Chromosomes
The human body has three billion pair of DNA, 28000-34000 pairs of genes and 23 pairs of chromosomes. This translates into a myriad sequence which could explain the wide scope of genes. Genes are the basic and structural and functional units of genetics; therefore the...
Pages: 5 (1250 words) , Assignment , Biology
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The Process of Transcription and Modifications Does Eukaryotic mRNA Receive During Processing
Outline the process of transcription. You may use a diagram to illustrate your description. With regards to RNA polymerase, how does transcription differ between prokaryotes and eukaryotes? Transcription is the process of synthesizing messenger RNA (mRNA) from template DNA. There are three stages of transcription....
Pages: 12 (3000 words) , Assignment , Biology
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Purification and Analysis of RFP Protein
The cell pellets (A) from Escherichia coli (approx. 0.15 ml) were resuspended in 630 µl lysis buffer (P1) and 70 µl lysozyme stock solution (P5) was added with a further addition of 5 µl endonucleases (P4) and the solution mixed and incubated on ice for...
Pages: 11 (2750 words) , Research Paper , Health Sciences & Medicine
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Genetic Health information Critical thinking questions
Genetic Health Information Q1. The Human Genome Project (HGP) is a scientific research project that aims at identifying the sequence of chemical bases found in the human DNA. Its objectives were set by a National Research Council report issued in 1988 in USA. It has...
Pages: 10 (2500 words) , Assignment , Nursing
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Techniques of Medical Biotechnology
 Gel electrophoresis is a powerful tool for the evaluation of DNA and protein molecules that can be used to identify these macromolecules based on their molecular weight (Voytas 2001). This method uses voltage to create an electric field that allows negatively charged molecules to migrate...
Pages: 9 (2250 words) , Term Paper , Health Sciences & Medicine
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Biotechnology techniques
Short Answers (Approximately 3 pages Why do you first denature a plasmid DNA template or a PCR product being used for sequencing? (10 points) The plasmid DNA is denatured to convert the double stranded DNA molecule into single stranded DNA. This single stranded DNA molecule acts as...
Pages: 6 (1500 words) , Assignment , Biology
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Perspectives of Justice in New Technoly Era
DNA fingerprinting has become one of the effective methods of digging deep to identify the truth of matters behind criminal acts. DNA database is important in a situation whereby the suspects of a criminal act are not identified. In such a case the DNA samples...
Pages: 11 (2750 words) , Term Paper , Law
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The Role of Posttranslational Histone Modifications in Cancer
Acetylation of histones induces various genome functions, assembly of chromatin, repair of damaged DNA and recombination of genetic material (Polo, 2005; Vidanes et al., 2005). Modified histones link with centromeres (site of spindle connection in cell division), telomeres and inactive X-chromosomes (Barr body). In mammals,...
Pages: 8 (2000 words) , Term Paper , Biology
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23ANDME Completion, Compatibility, and Trialability
The other relative advantage of 23andMe is that it uses the advanced SNP chip technology to ensure that it genotypes over 900000 locations in an individual’ genome. Though this is not the whole genome that individual possesses, it is more than enough information for an...
Pages: 6 (1500 words) , Assignment , Management
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The Reasons and Investigation Methods of Cold Case
The federal government has developed a system of DNA databases which is called as CODIS. It can be used by police officers to match DNA at the crime scene against the database and has significantly helped in solving many cases. Today all 50 states of America...
Pages: 6 (1500 words) , Research Paper , Social science
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Use of Gel Electrophoresis and Flow Cytometry Techniques
Cell viability is a measurement that can be made using flow cytometry. The technique can be used to discriminate between cell death mechanisms associated with apoptosis from necrosis. Cell viability measurements have important clinical applications in pathogenesis to assist in the elucidation of the tissue-destroying...
Pages: 8 (2000 words) , Coursework , Medical science
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APOA2 in relation to chronic diseases
Currently, personalized nutrition is a practice that is not common as it is not routine for polygenic diseases to be genotype because it is a costly undertaking. A number of private organizations offer personalized nutrition and genotypes recommendations based on a few genetic variations. However,...
Pages: 16 (4000 words) , Research Paper , Health Sciences & Medicine
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How Forensic Botany Relates to Forensic Science
It is evidently clear from the discussion that the first botanical testimony to be heard in a North American court concerned the analysis of the wood of a ladder used in the kidnapping of Charles Lindbergh Jr. and led to the conviction of Bruno Hauptmann...
Pages: 12 (3000 words) , Research Paper , Systems Science
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World of Biology
Amino acids are the basic structural building units of proteins. They form short polymer chains called peptides or polypeptides which in turn form structures called proteins. Twenty amino acids are encoded by the standard genetic code and are called proteinogenic or standard amino acids. The...
Pages: 6 (1500 words) , Assignment , Biology
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Cancer Cells
299-300). For humans, mitosis takes place in 1016 magnitude. For smaller organisms such as mice, cells divide at 1012 times per lifetime (Gilbert, 2003, p. 143). Many cells, however, undergo cell death even before the organism dies, so that the resulting developed organism can have...
Pages: 10 (2500 words) , Research Paper
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Explaining a Concept Research Paper
Therefore, in the process of completing the proposed research study, it is possible to educate people about the importance of having sufficient dose of zinc in our daily nutritional intake. (See Figure IV – New Cancer Cases Worldwide as of 2012 below) Figure IV – New...
Pages: 6 (1500 words) , Research Paper , English
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The Role of Individual Police Officers
To protect the communities everybody is going to have to participate in keeping our homeland safe. There are several advances in today’s technology, which likely will cause issues that cause an effect on policing. Technology is also going to be a key factor in policing...
Pages: 9 (2250 words) , Essay , Law
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Prenatal Screening (Prenatal Testing) in Clinical Chemistry Labs
Once the DNA are amplified, they are then used in clinical labs in process such as detection of viruses and bacteria and diagnosis of genetic disorders. In order to amplify DNA segments, the sample is heated for DNA denaturing and then the tag polymerase synthesizes...
Pages: 8 (2000 words) , Research Paper , Chemistry
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