Consult more than 15740 documents with no limitation. Our subscription options

Science & technology

Filter by:

Filter by:
 
See all documents

1235 results

12 Sep 2014
doc

Effects of intensive policing tactics (like writing lots of UF-250s and summonses) on the community

Case study - 2 pages - Medical studies

According to researches, evidences consistently showing that, in the minds of police officers, as well as civilians, being black and male is inextricably accompanied with beliefs of criminality and dreadfulness leading to a habituated reaction of distrust and alarm that then results into...

25 Aug 2014
doc

Emergency management based on a historical perspective - case study

Case study - 3 pages - Medical studies

Previous study proposes that emergencies are accidents and therefore are unforeseen. While the term emergency implies a condition of urgency and need, and thus implies lack of preparation and need for a response, this view is not accurate. While the incidence of accidents leads to crises, it is...

19 Aug 2014
doc

Picture archiving communication systems (PACS) in the medical sector

Case study - 3 pages - Computer science

In the past, there were many channels and steps that were followed in the transmission and storage of images. However, the introduction of PACS brought a solution to this problem. There is a requirement to review this newly introduced technology. It is instrumental, especially in the medical...

10 Jul 2014
doc

The effects of NaCl on seed germination (Seeds used are from the Family Solanaceae and Brassicaceae)

Case study - 5 pages - Physics

In agricultural production, soil salinity has been a major contributing factor to soil degradation. Salinity inhibits the plant germination due to ionic and osmotic effects. Though, different plant species and families have developed coping mechanisms to defeat this vice. Osmotic potential...

29 May 2014
doc

Management of CHD and other chronic illnesses

Case study - 7 pages - Medical studies

This report presents Coronary Heart Disease (CHD) also known as Coronary Artery Disease, a condition that affects a large number of people and which causes a lot death as it affect a most vital organ in the body - the heart. Once we have looked its definition, diagnosis and treatment options we...

29 May 2014
doc

Homeostatic Mechanisms and Malfunctions Leading to Disorders

Case study - 4 pages - Biology

The internal bodily environment is made up of physiological variables such as body temperature, blood sugar levels and mineral concentrations yet organisms are required to function effectively in this wide range of conditions. Homeostasis is the ability of systems or organism to be able to...

22 May 2014
doc

Mental Health and Deviancy - 'From Madness to Mental Illness and Back Again'

Case study - 37 pages - Medical studies

Over the last few centuries, our perception of mental illness has changed considerably, from the view that the ‘insane' were a deviant group who needed, for the sake of society, to be controlled and hidden, through the age of psychiatry, medical-ism and cure whereby medicine became an agent...

13 May 2014
doc

Plastic-Assisted Suicide: How Humans are Killing Themselves

Case study - 2 pages - Biology

You are on vacation and you're walking along a white coastline on a hot August day. You're trying to walk as straight as possible, pretending you're an acrobat on a tightrope high above the circus floor. One heel in front of the other foot's big toe, one by one, slowly combing through grains of...

11 Feb 2014
doc

How to assemble a Desktop PC

Case study - 2 pages - Computer science

The first step to assembling a pc is acquiring all the necessary parts needed. These parts are encased in a case known as the chassis. The parts are; The PSU (the power supply unit) whose role is to convert outlet power (AC) to direct current which will then be used by the internal parts of the...

16 Dec 2013
doc

Functional investigation of QPT promoters using a small gene family from Nicotiana, as the test system

Case study - 30 pages - Biology

The QPT gene codes for the QPTase (enzyme), which is found in both prokaryotes and eukaryotes. The enzyme provides the only route for QA metabolism and is essential in the de novo biosynthesis of NAD. It catalyzes the reaction between QA and 5-phosphoribosyl 1-pyrophosphate (PRPP) in the presence...

16 Dec 2013
doc

Isolation and identification of egg white proteins using biochemical techniques

Case study - 15 pages - Biology

Human beings need a balanced diet of carbohydrates, proteins, fats and numerous other nutrients. Proteins are needed as part of a healthy balanced diet in order to sustain growth, provide structural support, boost the defences of the body and are involved in many vital body functions. Among the...

16 Dec 2013
doc

Separation of Haemoglobin from Bovine Serum Albumin using the SDS-PAGE and Ion exchange chromatography techniques

Case study - 15 pages - Biology

Proteins are large molecules with polar and ionizing groups on their surface. Usually the pH affects the polar charges on the molecule, which causes the proteins to move to its oppositely charged electrode or remain stationary, depending on the buffer chosen. Many different electrophoretic...

16 Dec 2013
doc

Use of selective and differential media to grow and identify bacteria

Case study - 4 pages - Biology

Isolating bacteria in the form of pure cultures is very important in order to obtain individual well distanced colonies which would assist in carrying out further identification and microbiological tests on the bacteria of interest. Producing these bacterial pure cultures can be controlled by...

16 Dec 2013
doc

Malaysian soil-soil texture, pH and salinity determination

Case study - 5 pages - Biology

It is essential for farmers to ensure that the soil in which they grow their crops plants can produce a good yield. Determining the influence of factors such as soil texture, pH and salinity is vital to ensure such a high yield. Soils are physically a mixture of inorganic particles of...

16 Dec 2013
doc

Effects of packaging and storage conditions on the freshness of leafy vegetables (Brassica rapa)

Case study - 6 pages - Biology

A wide range of fresh horticultural products contribute to a major component of the agricultural food produce available for consumption nowadays. But these products are highly perishable and if correct post-harvest measures are not employed, it could lead to drastic reduction in product quality,...

16 Dec 2013
doc

Effect of sucrose holding solution on flower longevity

Case study - 3 pages - Biology

Cut flower plants contribute to a very prosperous industry in many parts of the world. The longevity period of these cut flowers is a very important factor which influences the duration of the shelf-life of the flowers. Different cut flowers may have different longevity periods, depending on the...

10 Dec 2013
doc

Categorization of seed proteins based on polypeptide size and protein solubility, to help enrich plant-seed based diets

Case study - 3 pages - Biology

Seeds such as those of cereals and legumes have always been widely harvested to fuel the ever-growing demand of food and have also become a vital provider of the essential amino acids that cannot be produced by the human body, but are needed for growth and development. Classification of the...

10 Dec 2013
doc

Crop science project report: Seed Germination

Case study - 7 pages - Biology

Cultivation of many crops required for food production, depends on the germination of seeds, although there are exceptions where vegetative propagation is carried out. The seeds of legumes and cereals are themselves some of our most important food sources, but their importance lies within the...

10 Dec 2013
doc

Lab Safety audit of A University Mechatronics Laboratory

Case study - 20 pages - Biology

Workplace safety inspection is important in maintaining safe working environment for students and staff in a laboratory. All students and staff are exposed to lots of possible incidents in the laboratory when rules and regulations are not followed. A workplace safety inspection or audit of...

10 Dec 2013
doc

Risks and hazards involved with the usage of neutron generators

Case study - 3 pages - Biology

Radioactivity has always been a health hazard at work places and research laboratories. This became evident since its discovery by Marie Curie and others, whose very deaths were caused by exposure to radiation. This article analyses the precautions necessary when assembling and analyzing neutron...

10 Dec 2013
doc

Cancer

Case study - 2 pages - Biology

Human body is made up of numerous cell tissues. In the process of damaging these cell tissues, can case various diseases in the body resulting to poor health of the victims. Therefore, it is important for human being to take the recommended nutrition that helps in the building and maintenance of...

05 Dec 2013
doc

Characterization of a distillation column using a binary ethanol-water mixture

Case study - 40 pages - Physics

In this study, we characterized a batch distillation column to determine the optimal operating conditions for the extraction of a valuable dye from a binary ethanol-water mixture. We tested the column at varying charge compositions and heat input values to determine the most effective and...

27 Nov 2013
doc

Personal review: Rare copy number variants contribute to congenital left-sided heart disease' by Hitz M et-al

Case study - 2 pages - Biology

This appraisal significantly evaluates and assesses the article ‘Rare Copy Number Variants Contribute to Congenital Left-Sided Heart Disease' by Hitz M et-al. This evaluation will primarily abridge the article. Subsequently, this evaluation will momentarily examine the efficiency of the...

26 Nov 2013
doc

How internet drives the modern society

Case study - 2 pages - Computer science

The advent of the internet has caused a lot of changes in society today. Many people are spending a lot of time online. Technology has influenced lives in a massive way, dictating how fast things are done plus social behavior of individuals (Slevin 31). The internet, most importantly, has become...

22 Nov 2013
doc

The comparison of thermo-stable Alpha-amylase products cloned in Bacillus stearothermophilus and Bacillus subtilis.

Case study - 4 pages - Biology

The enzyme Alpha-amylase accounts for about 30% of total enzyme production in the world and contributes to numerous industrial applications, extending from general products such as detergents, paper, beer and textiles to clinical biology, health science and even the pharmaceutical industry...

21 Nov 2013
doc

Bio-Fuel Enzyme Lab Report

Case study - 10 pages - Biology

When talking about enzymes, also known as proteins, you are talking about 3-dimensional structures in your body that act as catalysts, which speed up chemical reactions. If enzymes did not exist in our body these chemical reactions would be occurring at a slow enough rate to where our body would...

19 Nov 2013
doc

Advanced technologies for rapid, large scale and cost-effective sequencing of genomes

Case study - 3 pages - Biology

While low-cost, revolutionizing computers and gadgets seem to dazzle our eyes every time we look around, a recent and fairly rapid progression in cost-effective genome analyses is drawing quite a lot of attention, the world over. Similar to electronics, the prices for rapid sequencing of genomes...

07 Oct 2013
doc

Local government profile

Essay - 2 pages - Computer science

Government is an important aspect of society. Several things are made possible by the government. However, the government may be divided into sections. State, Federal, and City governments provide an exemplification of this. Each of the previously mentioned bodies operate independently. However,...

20 Sep 2013
doc

The United Kingdom's Drinking Problem

Case study - 2 pages - Medical studies

Alcohol has been a part of British society for many centuries. The idea of drinking was started by kings and queens in many different forms around the 1500's. Drinks range anywhere from mildly alcoholic beverages like beer and wine to a number of stronger drinks such as gin and rum. There are...

15 Jul 2013
doc

Cloud Computing - published: 15/07/2013

Case study - 2 pages - Computer science

Cloud Computing is a new technology, which is delivered as a service rather than a product in this modern technology driven market. In olden days, people used mainframe computers widely for various reasons. With the changing technologies, the bigger and most expensive computing devises are...