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...-conservative dsDNA, each composed of a parent strand and a daughter strand. Eventually, these two identical dsDNA, takes the form of sister chromatids, which are separated during mitosis, the somatic cell replication. The resulting daughter cells thus get identical copies of DNA, which is an exact match to the parent cell (Campbell and Reece, 2002). DNA is the genetic code that directs all cellular function Why is it necessary for each cell to bear DNA? The DNA, housed in the nucleus, is the template to produce messenger RNA (mRNA) through a process called transcription. In this process, a transcription factor recognizes the TATA sequence 25 nucleotides...
4 Pages(1000 words)Essay
...? The Unique Qualities of Blood, DNA, and Mitochondrial DNA Your The scene is so common its almost cliche: the courtroom drama climaxing with the identification of the killer by irrefutable DNA samples presented in court; yet what are these samples actually made of, and how do lab technicians utilize the unique qualities of human tissue to make specific identifications? The answer lies in deoxyribonucleic acid (DNA), and its unique composition. Like a fingerprint, each person has a unique DNA sequence that contributes to their individuality (NIH). DNA then goes on to encode for unique proteins that act as markers in the blood, which help lab technicians make specific identifications (NIH). Similarly, mitochondrial DNA can be used... their...
3 Pages(750 words)Essay
... DNA: The Basis of Life The question of “What is life, and what is it made of” has been asked to the point of making it cliche,if not ubiquitous, yet a multitude of answers persist. Life could be defined as a potential, as a response to external stimuli, or even as an indefinable feeling, yet none of these answers attempts to solve the question of what actually drives the biological engine of our bodies that keeps us breathing, pumping blood, and absorbing food. On April 25th, 1953, the now famous scientific pair of Watson and Crick attempted to finally answer this question (Fredholm). They claimed that an elegant molecule called deoxyribonucleic acid, or DNA, was the “God Molecule”, the blueprint for every protein in our body... (and the...
5 Pages(1250 words)Essay
...Archaeology through DNA analysis Over the years, the technique of DNA analysis has been gaining recognition as a very advantageous tool in archaeology. Indeed, perhaps for most of us, DNA analysis can be considered as the most conclusive technology when it comes to the identification and examination of human beings. Whether it is a question of one's authentic genealogy or a question of a physically unrecognizable body's identity, DNA testing over time has proven to be the most helpful and always, the crucial determining factor.
Researchers have identified Copernicus's remains through DNA analysis
Mainly, the function of DNA analysis is for human identification. An example can be seen through a recent discovery which led a group... of...
20 Pages(5000 words)Essay
...DNA, can behave as a catalyst in the hydrolysis process of ATP. It can also function in ATP dependant reactions such as Duplex DNA’s uptake of single stranded DNA and homologous single stranded DNA’s ATP propelled hybridization. (NCBI, 2008). Its function is likened to the mechanism and composition of copper amine oxidase, in that it acts in microbes to make use of amine substrates considered to be unusual such as carbon or nitrogen.
As mentioned previously, recA resides in the presence of single stranded DNA. Protein secretion can be said to have taken place in the presence of single sequencing. The protein recA is unique due to...
6 Pages(1500 words)Essay
...DNA DNA represents the genetic material within a cell that provides the basic blueprint for living cells, somewhat like a program for creating biological structures. Though DNA has received much attention in the media in recent years, it is important to note that the discovery and implementation of most DNA techniques only occurred as recently as the middle of the twentieth century. Understanding of the history, structure, and function of DNA is critical to modern science.
Though DNA had long been known to exist is the cell, the structure and importance of the compound was not fully understood until 1953 when Francis Crick and James...
3 Pages(750 words)Term Paper
...DNA and protein Database assignment Part 1) Nucleotide numbers constituting the coding sequence of: E1 alpha: NM_000284.3 3390 E1 beta: NM_000925.3 1544
(2) Number of exons and introns present in the genomic sequence of:
E1 alpha: NM_000284.3 Exons = 11
Introns = 10
E1 beta: NM_000925.3 Exons = 10
Introns = 9
(3) E1 Beta sequence – BLAST results (Description of three sequences with highest homology):
Name
Pyruvate dehydrogenase (lipoamide) beta (PDHB)
Pyruvate dehydrogenase (lipoamide) beta (PDHB)
Pyruvate dehydrogenase (lipoamide) beta (PDHB)
Accession number
NM_001131433.1
NM_001246418.1
NM_001195394.1
Organism
Pongo abelii (Sumatran...
3 Pages(750 words)Coursework
...Hunger amidst plenty Lecturer: Food crisis worsens in West Africa, Southern Africa food shortages worsen, millions of people are at risk of drought in East Africa, Africa drought sparks food shortages these are the headlines we wake up to every morning across all major news networks. From the CNN to the BBC we read them on New York Times, the Washington post, the Herald. These headlines are often accompanied by pictures of malnourished children and women begging for food and water.
The problem of food shortage cuts across sub Sahara Africa affecting states in West, East, Central and Southern Africa (Associated press, 33). With countries like Angola, Burundi, Lesotho, Mozambique, Malawi, Zambia and many others always... amidst plenty...
2 Pages(500 words)Essay
... BHS008-6 Computational Biology Topic: Sequence Analysis 11th December Introduction: Dynamic programming In the era of the human genome and the need to explore the entire 3 billion DNA base pairs, computer algorithms become an essential tool. Most of these computer algorithms string use dynamic programming in their implementation. According to Giegerich, (2000), dynamic programming is the most popular programming method applied in bioinformatics. Among the applications of dynamic programming in computational biology include assembling DNA sequence data from automated sequencing machines, determining the intron or exon structure in eukaryotic genes and also in inferring function through homology using proteins with known functions... ...
6 Pages(1500 words)Essay
...Gone Girl Analysis Introduction Unlike the depiction by the Gone Girl is not abouta ladys literal departure. The title represents the crisis for the crossing out of individuality of Amy, a woman with who Nick believed he had tied the knot. The woman turns out to be quite different, with so many changes in her humor, wit and even class. The ladys mannerisms become gruesome beyond expectations and even attempts to frame Nick for her murder despite being alive (Rothman 5).
The David Fincher-directed movie features characters that are psychologically intricate. It is a detailed production with several subplots based on Gillian Flynns crime novel. The film is setup in North Carthage in Missouri, a place that has been plagued...
3 Pages(750 words)Assignment
