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29 Jun 2017

Neurodegenerative disease - Compare Parkinson's and Alzheimer's disease

Essay - 3 pages - Biology

Neurodegeneration refers to the gradual loss of structure and operation of neurons, including death of neurons. The theme of the current paper is to discuss two diseases linked with the neurodegeneration process: Parkinson and Alzheimer disease. Also, the differences between the two diseases will...

29 Jun 2017

Risk factors, etiological factors, clinical manifestations and specific implications of osteomyelitis

Essay - 4 pages - Biology

Osteomyelitis is a microbial infection that infects the bone and associated with fungi, bacteria, and rarely mycobacteria. The microbial infection causes a destructive inflammatory process. Osteomyelitis can happen in any bone in the body. The infection starts with an acute infection, which if...

18 Sep 2015

Analysis of massive ozone hole found in Earth detergent

Essay - 3 pages - Biology

Technically, ozone hole is not just a hole within which the ozone is not present, however, it actually is an area of extremely depleted ozone within the atmosphere above the Antarctic, which happens during the southern hemisphere spring beginning at around august to October. In other words,...

24 Jul 2015

The organ system that support evolutionary change

Essay - 1 pages - Biology

Change is an inevitable part of existence. Nothing will remain the same over a lengthened time period. All living organisms are a testament to this fact. The evolution of each organism provides an even more relevant indication. Evolutionary change can be exemplified through several means....

24 Jul 2015

Can orcas raised or born in captivity be retrained and survive in the wild?

Essay - 3 pages - Biology

Nature has undergone many changes over the centuries. Elements are introduced and taken away constantly. Some of these changes are from natural causes while others are from the hands of man. It is quite common for man to force interaction between ecosystems. The orca provides an example of this....

24 Jul 2015

Genetic Engineering and their critical effect on humanity

Essay - 3 pages - Biology

Biology offers a variety of valid topics for research. Topics may include, but are not limited to: Genetically Modified crops, genetic technology, climate change, pollution, and biodiversity, farming, cloning and reproductive technology. Each of the previously mentioned topics has a substantial...

21 Jul 2015

Effect of discharge of domestic sewage on Coral Reefs in Southern Corniche in Jeddah

Essay - 8 pages - Biology

Despite the important role that coral reefs play in the ecosystem, various human activities have led to their destruction over the years. This is mostly due to the solid and dissolved wastes released into the sea with insufficient treatment. In Jeddah, the second largest city in Saudi Arabia, the...

28 Jun 2011

Analyzing Darwin's theory of evolution

Essay - 4 pages - Biology

As an intellectual Christian of this century, though I have had some training in biology more-so then the average intellectual, it is hard not to notice the work of Mr. Charles Darwin and the well detailed and grounded system of evolution. But he has made some major errors in his concept of man....

12 Aug 2010

The use and abuse of biology

Essay - 1 pages - Biology

Although biology is useful it is not everything as it does not explain the motive of an individual. The motives of the individual may not be the motives of a society. In the example of war, the biological standpoint says that people go to war because there is an underlying aggression engrained in...

20 Jan 2009

Is the Dingo a true Aussie specie? Managing the Dingo (Canis lupus dingo): Conflict between the anthropogenic and environmental factors

Essay - 6 pages - Biology

According to Aboriginal myths and legends, the dingo (Canis lupus dingo) would have evolved in Australia from the “Dreaming” - the creation period - and have always been a highly estimated and valued companion. As a consequence of these oral memories and scarce testimonies...

19 Jan 2009

Salon Vivez Nature: Trade Show of biological agriculture and natural products

Essay - 3 pages - Biology

What is a biological product? A product is considered biological when the producer did not use any pesticide, chemical weedkiller or fertilizer of synthesis. The biological farmers rather use natural manures, original seeds and cultivate the ground thanks to tested methods. In France, the real...

19 Jan 2009

Studying the soybean nodulation at McGill University

Essay - 20 pages - Biology

This summer I had the great opportunity to do my three months training in McGill University in Quebec, Canada. It is one of the oldest Canadian universities, considered one of the most prestigious universities in Canada and one of the best in North America. According to the Times Higher Education...

08 Dec 2008

Chemicals obtained from wood

Essay - 6 pages - Biology

A wide array of both commodity and specialty chemicals can be derived from wood, either as a primary product or by-product of another process. The technologies in which chemicals are the primary products include thermal degradation, hydrolysis/ fermentation, direct collection, and extraction...

04 Dec 2008

New methodology using synchrotron radiation to characterize fast events in food processing

Essay - 7 pages - Biology

In a typical food process, a hot mixture is made, which is then cooled rapidly. A main result of cooling is a change in physical state and/or molecular structure. Often, a succession of physical changes occurs as the product cools. Events occurring at the more rapid cooling rates can be difficult...

28 Nov 2008

Methodology in biological psychology

Essay - 10 pages - Biology

Biological psychology manipulates and observes psychological variables just as do all other fields of psychology. However, to delineate the somatic contribution to behavior and mental functions, biological psychology needs to draw evidence from studies combining methods of psychology with those...

28 Nov 2008

Sociology of the family: global advances and challenges

Essay - 8 pages - Biology

Sociology of the family as a field of research, education and action faces many challenges and critics, both within academic institutions and in the larger society. This paper focuses on recent developments in international family sociology in the context of the discipline of sociology, and its...

25 Nov 2008

Biometric research as experimental method in science

Essay - 5 pages - Biology

Any discussion of research in a scienti?c ?eld is subject to caveats because research must of necessity be less de?nitive than a discussion of the ?eld's established operational practices. First, enumerations of current research topics will be dated and subject to the perspective of the...

25 Nov 2008

Overview of manufacturing beer: Ingredients, processes and quality criteria

Essay - 10 pages - Biology

Beer is one of the oldest cultural achievements of mankind and one of the most popular beverages all over the world. From the technological point of view, beer has four main properties based on its contents and manufacturing processes. It is (i) pure, (ii) wholesome, (iii) valuable, and...

25 Nov 2008

Genetic systems of forest trees

Essay - 7 pages - Biology

The term ‘genetic system' was coined in 1932 by C.D. Darlington, one of the renowned pioneers of cytogenetics. His original de?nition was limited: Properties of heredity and variation, methods of reproduction and the control of breeding, we now realize, are in various ways bound up together...

25 Nov 2008

Molecular biology of forest trees

Essay - 7 pages - Biology

In order to genetically engineer a plant, one must be able to insert a gene into the genome of an individual plant cell and then cause that cell to differentiate into a whole plant. The former process is referred to as transformation; the latter, regeneration. The most common way of transforming...

25 Nov 2008

Sap-sucking insects in forests

Essay - 5 pages - Biology

Insects of the order Hemiptera have mouthparts specialized for piercing and sucking, and within the suborder Homoptera of this order two groups, the Auchenorhyncha and Sternorhyncha, speci?cally feed on plants. As their general name implies these insects feed on the sap of plants. This can be the...

21 Nov 2008

Toll-like receptors as part of the innate immune response

Essay - 5 pages - Biology

There are two major arms of the immune system: innate immune response, and acquired, or adaptive, immune response. Phagocytic cells recognize pathogens that bind to specific receptor recognition molecules or through complement fixation, and then activate pathways to contain infection. Essential...

21 Nov 2008

Foliage feeders in temperate and boreal forests

Essay - 7 pages - Biology

Insect consumers of tree foliage comprise one of the most abundant and diverse feeding guilds in forest ecosystems. Known as folivores, this guild is integral to the structure and functioning of forests. Folivores in?uence vital ecosystem processes in forests, including nutrient turnover,...

21 Nov 2008

Neuroimmunology

Essay - 8 pages - Biology

Human skin consists of a sophisticated network of nerve fibers and specialized sensory structures to transduce sensations of touch, vibration, temperature, and pain. Nerve fibers have dual functions: to transmit afferent sensory impulses to the central nervous system and to secrete mediators into...

21 Nov 2008

Biological impacts of deforestation and fragmentation

Essay - 7 pages - Biology

In addition to housing the majority of the planet's biodiversity, forest ecosystems are the basis for trillions of dollars in global revenue. They are homes to indigenous groups, sources of food, medicines, and raw materials for industry, and they provide opportunities for recreation and tourism....

21 Nov 2008

Innate and adaptive immunity

Essay - 7 pages - Biology

Immunology has roughly been split into two major subdivisions: cellular immunity, which comprises all different immunocompetent cells, and humoral immunity, a collection of all molecules involved in immune processes, such as cytokines, immunoglobulins, complement factors, and many others. Serum...

21 Nov 2008

Bark beetles

Essay - 7 pages - Biology

Bark beetles are small, dark, cylindrical beetles, usually less than 7mm long. As their name implies, they are usually associated with woody plants. Despite their small size and modest appearance, they have an intriguing assemblage of feeding and breeding habits, some of which result in...

19 Nov 2008

Agroforestry

Essay - 6 pages - Biology

Agroforestry is a term for practices where trees are combined with farming, as well as for the interdisciplinary subject area embracing land use systems, at a range of scales from that of the ?eld to the planet, that involve interactions amongst trees, people, and agriculture. Put simply,...

19 Nov 2008

Biodiversity in forests

Essay - 7 pages - Biology

Interest in biodiversity began in the mid-1980s with the Biodiversity Symposium, held in Washington, DC, sponsored by the National Academy of Science. Within increasing human populations and rising demands for resources and living space, the need to conserve biological diversity rose to the...

19 Nov 2008

Regulation of pigment biosynthesis in flowers

Essay - 9 pages - Biology

Flower color, along with fragrance, floral shape and nectar reward, is important to the interaction between plants and pollinators; and preferences towards specific colors are exhibited by pollinators, whether they are birds, bees, butterflies or other insects. Commonly contributing to floral...