The nature versus nurture debate has been raging for decades and even today, it still elicits mixed reactions from different people. This concept presents the cosmic conflict between ethics and environmental surroundings and influences as the essential aspects that govern and determine a person’s behavioral conduct. One side proposes that at birth, the brain is a clean slate that is open to a great deal of influences, and it is these surrounding influences that govern a person’s behavioral traits. The contrasting side proposes that a person’s behavioral capabilities are encoded in the person’s DNA. This person is limited to a given ...
DNA Literature Reviews Samples For Students
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Bacillus thuringiensis is a gram-positive, spore-forming soil bacterium. It can be used as a biological pesticide, since it produces specific parasporal crystalline inclusions that have proven to be toxic for some widespread insect pests. That is why currently the main aim of the researches concerning these bacteria is creation and examination of new more effective strains to be used for control of the insect pest populations and development of insect resistant plants. The restriction enzymes are widely used for genome analysis of the different strains.
Valicente and da Silva have used restriction enzymes in their study to investigate the genetic ...
(Author)
Introduction of restriction enzymes
Restriction enzymes are highly diverse set of enzymes in bacteria that are used to identify specific 4- to 8-bp sequences referred to as restriction sites and cleave DNA strands internally at this site. These enzymes protect the bacteria from foreign DNA molecules such as those of phages. Restriction enzymes identify specific nucleotide sequences to differentiate between the “domestic” and “foreign” DNA. It attaches to the “recognition site” and breaks both strands of the DNA (Kufe et al.). Restriction enzymes may include EcoRV, EcoRI, and HindIII. EcoRV belongs to the type II restriction/modification system ...
Abstract
The purpose of this discussion is to determine the relationship between human papillomavirus type 16 and the incidence of cervical cancer in adult women. As such, prevalence and distribution of cervical cancer will be discussed, as will the current literature regarding the correlation between and potential causative effects of human papillomavirus type 16 on cervical cancer. Some of the studies examined in this discussion focus almost entirely on specific populations, but this discussion will focus on a more global, universal approach to the correlation between HPV-16 and cervical cancer. The literature reviewed in this discussion focuses primarily on discoveries and ...
Mitochondria are important organelles found in all nucleated cells contained in both plants and animals. It is because they are the sites in which organic substrates are oxidized to generate adenosine triphosphate (ATP), a substance normally used as a provider of chemical power. This energy produced is used up in most intercellular processes (Pon & Schon, 2011). This discourse will analyze the difference that exists in mitochondrial movement, in plants and animals.
Notable differences between plant mitochondria movements and animal mitochondria movements do occur mainly because of the physical and integral distinctions that are found between the two organisms. To execute ...
Literature Review
Literature Review
Briefly, describe the purpose and the main outcome of this study?
The purpose of this study was to constitute a rather unique DNA methylation analysis of concerning the very point’s humanity at a single-nucleotide resolution level. The outcome of this particular study consisted of original data generated from the cord plasma of a neonatal male Caucasian- NB and from centenarian, 103-y-old male Caucasian- Y103 by means of DNA removed from CD4+ T cells administered through an Illumina Genome Analyzer. Methodically, the use of the Illumina, Human Omni5-Quad Bead Chip, that of which covered 4,301,332 SNPs, validated the nonexistence of aneuploidy inside the examples studied.
Factually, there were ...
Sorting of the Receptor
Response to questions
Q. A Describe the main pathway turned ‘on’ by the EGFR to regulate cell growth
MAPK/ERK pathway is the main pathway, which is turned on by EGFR in order to regulate cell growth. This path comprises of a chain of proteins within the cell, which communicates a signal from the cell receptor surface to the DNA within the cell nucleus. When a molecule binds to the receptor at the cell surface, a signal is induced and ends when the DNA expresses a protein, which in turn produces some changes within the cell. One of the common changes are cell ...
INTRODUCTION
The protocols at the transport layer of the OSI reference model provides an end-to-end data delivery service for application processes to exchange messages over the Internet. Protocols operating in the Transport layer use the services of the Internet Protocol (IP) to deliver messages. Many protocols exist at his layer and one of the most important protocols at this layer is Transmission Control Protocol (TCP) for the delivery of data between the Application Layer and the Internet Layer. The shortcoming of IP to guarantee the delivery of datagrams is overcome by TCP by setting up a virtual circuit between the communicating ...
Mass disasters are events that occur without warning and causes large number of deaths. These disasters may be natural, accidental or intentional. Natural disasters include calamities like earthquakes, tsunamis, flooding etc., while accidental disasters include building collapses, train and aircraft disasters. Intentional disasters are observed recently with acts of terror like bombing and other weapons of mass destruction.
The large number of human lives lost in these disasters requires identification. The forensic examination is not only for humanitarian reasons but also for possible criminal investigations. DNA analysis is one of the best methods for identification of individuals from ...
BBB functions and physiology: The central nervous system (CNS) necessitates a highly controlled environment for its proper functioning. Blood brain barrier is the system which maintains the homeostasis of the CNS. It works by separating and shielding the brain from the constant changes in the nutrient and chemical composition of systemic blood. It protects the brain tissue from harmful chemicals that might be present in the blood. The key functions of the BBB are transport of nutrients from the blood to brain and metabolites in opposite direction to systemic circulation. Only a small number of molecules are allowed access through the ...
Deontology is more of a moral system having its focus on the obedience and thus adherences to independent moral duties and rules. Deontologists argue that actions are not wrong if the motive is not wrong. The consequences of actions are not the determinants of the righteousness or the wrongness of actions but the motives of the person taking the action (O'Hear, 2004). Therefore, considering deontological viewpoint Silano refusal to volunteer is justified because his motive is for own self good and may be safety from the consequence of volunteering which will cost him a needle piercing.
Since Silano’s action ...
What are the causes of muscular dystrophy in the elderly?
1.0 Introduction
Muscular dystrophy refers to a group of degenerative disorders that are hereditary and progressive which result in the weakening of the skeletal muscles. There is a variety of muscular dystrophy which differ in terms of onset, degree of severity, penetrance and pattern of muscles that are affected. The main types of muscular dystrophy include: facioscapulohumeral, congenital, myotonic, Duchenne, limb girdle and oculopharnygeal and distal. Some of these disorders manifest during the formative years of life but some only manifest later on. This therefore implies that muscular dystrophy is a group of degenerative disorders that affects people of all ages; ...
MicroRNAs are small, single-stranded, non-coding, 16–29 nucleotide RNA molecules comprising of an evolutionarily conserved class of endogenous ribo-regulators that regulate gene expression (Wiemer, 2007; Garzon et al., 2009). They were discovered in 1993 in the nematode Caenorhabditis elegans (Espinosa & Slack, 2006). Currently, 4167miRNAs are listed in the miRNA registry and 474 human miRNAs have been identified (Wiemer, 2007).
MicroRNAs are crucial for the development of vertebrates due to the fact that depletion of the components of the miRNA processing pathway, or interfering with maturation of miRNAs, is not compatible with life (Wiemer, 2007).
The miRNA ...
MicroRNAs are small, single-stranded, non-coding, 16–29 nucleotide RNA molecules (approximately 22 nucleotides in length) comprising of an evolutionarily conserved class of endogenous ribo-regulators that regulate (modulate) gene expression (Wiemer, 2007, p.1529; Zhang et al., 2006, p.9136; Garzon et al., 2009, p.168). They were discovered in 1993 in the nematode Caenorhabditis elegans (Espinosa & Slack, 2006, p.131). Currently, 4167 miRNAs are listed in the miRNA registry and 474 human miRNAs have been identified (Wiemer, 2007, p.1530).
The miRNA genes are dispersed across the genome in gene clusters or as single genes. At least 50% of the miRNA genes are ...
Improving The Efficiency of Cytomegalovirus (CMV)
Abstract
The Cytomegalovirus (CMV) is known to be an important pathogen among patients with prolonged confinement to the intensive care unit and longer hospital stays (Vincent, 2010). The virus is recognized to be a common form of the herpes virus, which the Centers for Disease Control described to be present in about 50% to 80% of the people in the United States who are in their 40’s (Mandal, 2014). The infection can actually affect children and adults alike, however the virus has the greatest impact among certain individuals, especially among children and those with a compromised immune system and ...
The term biological marker or biomarker refers to a quantified characteristic which may act as a key indicator of a biological condition or a biological state. It can also allude to a substance whose existence indicates the presence of living organisms. In medicine the term can be used for a traceable substance introduced into the system of an organism as a way to examine aspects of health for example organ function. Clinical trials often employ the use of biochemical biomarkers chiefly by deriving them directly from bodily fluids. In genetics biological markers play quite a pivotal role as they are a sequence of DNA associated with disease causation ...
Abstract
As the majority of the people are becoming more aware of the adverse effects of petroleum-based products consumption and of the continued diminishing of natural fuel oil reserves all over the world, the search for more environmentally friendly and renewable substitute is becoming the focus of many studies. Such substitute products include the soybean-based adhesives, and soybean-based adhesive bonded wood composites and particle boards. In this study, a “literature review” was conducted in order to identify the many issues associated with the search for a replacement for petroleum-based adhesives. Accordingly, the issues identified are (1) environmental friendliness, such as the biodegradability ...
1.1 Overview
Quantum mechanics is a branch of Physics that deals with the behaviors of energy and matter in the smallest perspective such as the nuclear, atomic, and microscopic levels. Quantum, meaning “how much”, refers to the quantifiable units to energy and matter as observed and predicted through physics. This branch of studies stated with mathematical reasoning of certain experiments that are non-explainable through the classical mathematical methods. Physics revolutionized during the early 20th century (Coolman, 2014). Various models has been developed by scientists since them to help them in their experiments in studying particular behaviors of reaction mechanisms ...
Factors such as race, sex and age may be significant benchmarks in the analysis or understanding of epidemiological details such as incidence and mortality rates of oral cancer.1 For instance, the incidence and mortality rates in men are twice more than in women.1 Based on race, African American males have a higher incidence rate than White males.1 This also applies between a comparison between African American females and White females respectively.
Despite the occurrence of new cases of oral cancer, the overall incidence rate trend over the last 30 years has been declining.2 The incidence rate of oral cancer among ...
The advancement in molecular genetics and genomics and their application in the field of medicine will raise crucial socio-scientific issues. Science teaching has the objective of educating scientifically literate citizens while genetic and genomic technologies addresses the science courses. The prime goal of the educational policies in all industrialized societies is to provide science literacy in education. The Western world applies a similar set of scientific standards. The key role attributes to genes as determinants of health, behavior, and human identity. Molecular Genetics and Genomics (325) say that genetics is a scientific field with the concern of science literacy. The media ...
Nursing
Epidemiologic Design on Studying Tuberculosis
Various systematic molecular and DNA-based epidemiology of tuberculosis used to fingerprint the incident cases attributed to Mycobacterium tuberculosis transmission. Given the information from the previous literature review, it is apparent that epidemiologic study of the disease provides a clear description of analytical approach on study results.
Identified Research Question
Does tuberculosis cases that share DNA fingerprint are epidemiologically relate while reactivated cases due to remote infection have unique fingerprint?
Selected Epidemiologic Study Design
There are several study designs that provides information. However, selecting the best epidemiologic design for this study must consider the practicality, the ...
The ubiquitous climate change and the attendant consequences in the forms of flash floods, earthquakes, tsunamis etc has further intensified efforts at seeking alternative sources of energy to the currently used fossil fuels that contribute so much to the deterioration of the environment and the menace of climate change. The alternative forms of energy, termed green energy are renewable sources of energy e.g. solar energy. Theses green sources of energy do not contribute to the deterioration of the environment. The industrial production of hydrogen gas H2 is dependent on heavy use of fossil fuel-generated electricity to power the process ...
Cardiovascular disease (CVD) is the number one cause of mortality in the US. According to American heart association statistics, nearly one million men and women succumb to various complications from CVD. In the US, CVD claims more lives than cancer and AIDS combined (CDC, 2012). It is also one of the leading causes of deaths worldwide (WHO). The economic cost of CVD in 2008 was estimated to be $448.9 billion, which was double the cost estimated for the year 2007, $219 billion.
There are a number of factors to the incidence of CVD. These include non modifiable factors such ...
Alcoholism is both a health and social issue that needs to be regulated or treated when necessary. Although the Alcoholic Anonymous support group was founded in 1935, the issue of alcohol abuse did not capture the attention of the US government until the second half of the 20th century when they started providing funds for rigorous scientific research on the physiological and psychological mechanisms responsible for the development of the disorder (Longabaugh & Magill, 2011). Today, pharmacological research is directed towards understanding the pathophysiology of alcoholism to develop suitable treatments while psychological research aims to understand the role of external factors ...
"Are Protein-Protein interactions likely to be valid therapeutic targets for cancer therapy?"
In her paper entitled “Protein-Protein interactions and cancer: small molecules going in for the kill” Michelle Arkin raises questions regarding the grooved and linear regions that permit protein-protein bonds, the binding peptides also found in those regions, if those interfaces are tractable for small molecule discovery and what compounds might serve as bonding agents. Further investigation of compounds would include if they are active, inhibiting, and do they help further characterize the target. She documents tubulin and several others that have potential. Her conclusion confirms that ...
Introduction
Every year, new records on different sports are broken by athletes. That is, they set new records on the previous limits of human performance in their respective sports. For example, a previous lap record in a sprint may easily get broken by another individual who can simply run faster and complete the same lap in a significantly shorter length of time. This is, in fact, one of the reasons why most people and experts in the field of sports ask if there is ever a limit to human performance. Some would answer yes and some would answer the opposite.
This also raises ...
Its role in Microglia causing dopamine cell death
This assignment is being submitted on June 18, 2015
Introduction
The list of prominent neurodegenerative disorders has Alzheimer’s at the topmost level and closely following it is the Parkinson’s disease. The latest researches pertaining to the Parkinson’s pathogenesis have narrowed down to the crucial relevance of Neuroinflammation and establishment of microglia. Thus there has to be a concrete substantiation to prove that Neuroinflammation has a significant contribution in causing Parkinson’s disease and other neurodegenerative diseases. Another approach to ratify the same can be done by proposing that genetic deficiency is not the sole cause for ...
Literature review
The relationship established between the teachers and the students in of paramount importance in the success of any learning institution (Mujis & Reynold, 2010). The teacher plays a significant role in the establishment of this productive working environment that will make the students perform in the best way. Mujis and Reynold say that efficient management of a classroom entails proper discipline, sufficient motivation of students and class preparedness among others. They say that the success of any teacher is dependent on classroom training, organization and management as they help in planning hence preventing potential problems. Strategies on arranging physical space, using good ...
Abstract
This paper aims at identifying and elaborating the development and functions of the human placenta, an organ that supports growth and development of the fetus. The human placenta is a fetomaternal organ that supports the development of a growing embryo by providing nutrients and gas from the mother to the embryo. Notably, the human placenta facilitates nutrients and gas exchange between the fetus and the mother which helps in maintaining fetomaternal tolerance. The placenta can release metabolic products into fetal and maternal circulations and it also metabolizes various substances. It also protects the fetus against maternal diseases, infections, and certain xenobiotic ...
The Future of Cloud Computing
Introduction
Cloud Computing
Cloud computing applies to the development of parallel computing, distributed computing, and grid computing (Rad, et al., 2009). Cloud computing refers both to a platform and a type of application (Buyya, Yeo, Venugoplas, Broberg, & Brandic 2009). Cloud computing platforms provide the services necessary for developers to create new SaaS applications; it is a dynamic process that provisions, configures, reconfigures, and deprovisions servers. Cloud platforms provide a pool of resources to host different applications where computing power is delivered on demand (Van, Tran, & Menaud, 2009). Cloud applications use large databases and powerful servers that host Internet-based applications and services. ...
The Future of Cloud Computing
Introduction
Cloud Computing
Cloud computing applies to the development of parallel computing, distributed computing, and grid computing (Rad, et al., 2009). Cloud computing refers both to a platform and a type of application (Buyya, Yeo, Venugoplas, Broberg, & Brandic 2009). Cloud computing platforms provide the services necessary for developers to create new SaaS applications; it is a dynamic process that provisions, configures, reconfigures, and deprovisions servers. Cloud platforms provide a pool of resources to host different applications where computing power is delivered on demand (Van, Tran, & Menaud, 2009). Cloud applications use large databases and powerful servers that host Internet-based applications and services. ...
Listen to the Corelli, Vivaldi and Bach examples. Using the stylistic features of each, write a summary of the development of instrumental music in the 18th century. Be aware of overall form and musical elements you hear in the examples. Explain the musical terms you use.
Instrumental music developed quite profoundly in the 18th Century especially through the music of Bach. Amongst the most important forms of musical development one can identify the fugue, the gavotte as well as the minuet. The 18th century also saw the development of the concerto grosso which also ...
Abstract
Studies in mechanics have evolved to be the most fundamental tool in the innovation of new materials and advanced technology. Specifically, studies in Continuum Mechanics, has been very influential in producing materials that exhibit various desirable characteristics at the expense of size and weight. Nanotubes are a perfect example of how this study has impacted the evolution in material technology. It has been used as the basis for the explanation of these complex materials as well as provisions for their behavioral effects during machining. The wide use of nanotubes in fragile fields like technical textile supplements, truly depict the stretchy ...
Association between HIV prevalence and Tuberculosis (TB)
HIV infection is one of the risk factors for tuberculosis. According to Leidl and colleagues (2010), it is the most common risk factor for tuberculosis in Africa. An estimated 1.4 million new cases of TB were reported among people living with HIV in 2008 (Getahun, Gunneberg, Granich, & Nunn, 2010). In addition, 26% of deaths related to AIDS were attributed to tuberculosis in the same year.
Justification for the Design
The most appropriate study design for establishing whether HIV is a risk factor for tuberculosis infection is cross-sectional study design. It is advantageous for this study for various reasons. First, HIV and TB prevalence can ...
Abstract
This article offers an insight into the study of neurolinguistics as a subject of neurology. It also offers a theory of language that is developmental in nature and an insight into the neural systems that lead to linguistic capabilities. Language develops in four stages, as suggested by early perceptual experience. These four phases take place in an independent and fixed sequence. A different ontogenetic function is arrived at in every phase of language. The functions in question have neural systems, proprietary in kind, that differs in their respective degree of specialization.
Under evaluation is an analytical mechanism largely responsible for ...
I. Introduction
Systematic phonics instruction is a subset of educational practice that offers children a variety of tools to help ease their ability to read. Most systematic phonics instruction programs are designed to create letter-sound relationships for children, both independently and in letter combinations (Dahl, Scharer, Larson et al.). These programs are designed to help children learn how to read with greater ease, although they can be used for learners of any age. Indeed, Adams notes that phonics instruction is used heavily when teaching English as a second language, especially to adult learners who must learn how to read properly to ...
Langston Hughes short story “On The Road” is about a black man who travels across the country on railways. He arrives by freight train and begins to look around for fold and shelter, by finding none finds himself going from door to door. This is one of the constant symbols in Hughes story, doors. Doors represent in this story the greater powers that be that prevent the speaker, Sargeant from attaining his freedoms society keeps him from having. The story was written at the time when the civil rights movement was heating up, and the doors that prevent Sargeant from ...
1.0 Mitochondria in eukaryotic cells
Organelles are special compartments surrounded by a bilipid membrane which separates them from the rest of the cell which carry out specific functions. An example of an organelle is the mitochondria which are known to be the “powerhouse of the cell.” They have their own genome (mtDNA) and are semiautonomous. They are said to have evolved from a free α proteobacterium like organism (Takasugi, Yagi, et al., 2010). The word mitochondria is derived from two Greek words: “mitos” which means thread and “chondros” which means “grain”. These two words offer an apt description of the morphology ...
The tale of the first meeting between the European expedition of John Smith and the Native Americans during the founding of Jamestown in 1607 is one that has captured the American imagination for centuries. The meeting of John Smith and the Native American girl Pocahontas, and their subsequent love story, is echoed by the tense clash of cultures, demonstrating a dramatic story of love being found in the strangest places, as well as issues of land ownership and the promise of a New World. The original John Smith writings tell the tale in a fascinating and Eurocentric way that belies the true ...
Impact of Technology on Supporting First Grade Students’ Creative Thinking in Mathematics
Abstract:
This research provides an in-depth examination of the impact of technology in supporting the acquisition of mathematical creative thinking skills among first-grade student. It examines how technology can be properly integrated with mathematics to promote math’s performance without declining creative thinking skills in mathematics among the elementary students.
Social constructivism theory as the method of learning in first-grade mathematics students is advocated; it defines the developmental stages of a child and relates to his or her learning and problem-solving ability. Its requirements can properly be integrated to Computer-aided learning processes.
The value and importance of ...
Edwin Arlington Robinson’s “Richard Corey”
Robinson’s poem, “Richard Corey,” fits into the genre of American Literary Modernism because it deals with disillusionment and individuals “trapped by blind laws of heredity and environment or buffeted with uncomprehended chance” (Perkins 130). The poem is written from the point of view of a poor person who goes “without the meat and cursed the bread” who is admiring and envying a rich man of the town named Richard Cory (Robinson 14). Like many Modernist pieces, it reflects back to an earlier era of literature for contrast, using Romantic language to describe Richard Cory. For example, the speaker says, “he ...
Introduction
Cilia are ancient and evolutionarily conserved organelles which are found on cell surface. This organelle project from those cell surfaces to provide multifunctional biological roles in the organism. An important role that cilia has been known to perform for cells are the locomotion, sensation and reproduction. The implication of the defect in the cilia is that the cell that tend to depend on the organelles for proper performance will be limited in it role. There are many diseases that have been found to be associated with cilia defects. Since cilia occurred as important organelles of many cells, majority of ...