"Origin of the Species": An Analysis of the Theories of Charles Darwin
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A 5 page discussion of the concepts of natural selection. Details Darwin's theories in regard to fitness and adaptation to an ecological niche. Emphasizes that much of Darwin's work is supported by a volume of contemporary scientific information. Concludes that while evolution is not a phenomena which can be precisely detailed, and is instead only a process which is recorded in bits and pieces, it is a process for which the preponderance of scientific information is in support. No additional sources are listed.
Filename: PPdarwi2.wps

(A) History of Biology
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A general, 5 page overview of the history of biology. Discusses key developments and important discoveries. Bibliography lists 4 sources.
Filename: Biolhist.wps

20th Century Knowledge -- Revolution or Evolution?
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This 5 page report discusses technological and intellectual advances that have taken place in the 20th century and whether or not such an expansion of knowledge has been due to great new ideas suddenly appearing on the intellectual horizon or a technological evolution of ideas that has led to such commonplace realities as photocopy machines, personal computers, and jet travel. It is important to understand that the foundations of any enterprise determine the heights to which it can rise and the breadth to which it can expand. This writer takes the viewpoint that the advancement of knowledge over the past century has been evolutionary rather than revolutionary. Bibliography lists 2 sources.
Filename: BWknow20.wps

5 Biology Questions
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6 pages in length. The writer discusses various genetics issues as they relate to plant organisms. Bibliography lists 5 sources.
Filename: TLC5_bio.wps

A Comparison between Photosynthesis and Respiration
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This 5 page paper compares and contrasts the processes of photosynthesis and respiration. The writer explains both of the processes before making the comparison. The bibliography cites 4 sources.
Filename: TEphotos.wps

A History Of The Science Of Biology
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A 5 page overview of the major developments in the biological sciences beginning in 500 BC and continuing at approximately 500 year intervals up till the present. Outlines major players and obstacles. Bibliography lists 5 sources.
Filename: Biohist.wps

A Look at Different Ideas About the Human Mind, Evolution and Culture
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This 4 page paper compares and contrasts Ian Steward and Jack Cohen's Figments of Reality with Diamond's Guns, Germs and Steel. Ideas about evolution, the mind and culture and how it interrelates are discussed. No additional sources cited.
Filename: SA309evo.rtf

Acid Tolerance in Streptococcus mutans
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A 14 page discussion of the physiological mechanism employed by this species of oral bacteria which allow it to exist in the rapidly fluctuating pH levels of the human mouth. The author details how the cellular membrane of the organism is critical in this process, selectively allowing protons to pass out of the cell and preventing them from passing into the cell. This ability allows S. mutans a selective advantage. Acidogenicity (the ability to generate acid) and acidurance (the ability to function in an acidic environment) are the primary physiological traits of this organism which make it such an important factor in the production of dental caries as well. Bibliography lists 7 sources.
Filename: PPstrept.rtf

Acritarch Radiation in The Neoproterozoic
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This page paper looks at the evolution of the acritarch as evidenced by the fossil record and seeks to explain the sudden changes that took place over a period of fifteen million years during the Neoproterozoic, which long lasting implications into the Cambrian period. The bibliography cites 6 sources.
Filename: TEacritar.rtf

African Sleeping Sickness
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A 5 page overview of African Sleeping Sickness and the Organisms that cause it. The author discusses the manner in which the disease is transmitted, its impact to the body, symptoms and treatment. Bibliography lists 2 sources.
Filename: PPslpSi2.rtf

Ageing
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An overview of the phenomenon of ageing from a biochemical perspective, looking at the programmed and random damage theories and the ways in which these might be approached in order to take into account both genetic and stochastic causes of ageing. Bibliography lists 5 sources
Filename: JLageing.rtf

Alfalfa and 'Yellow Rocket' (Barbarea vulgaris)
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This 6 page report discusses the interaction between alfalfa crops and a common weed. The weed chosen for examination is Barbarea vulgaris, most commonly known as 'yellow rocket.' Yellow rocket is usually biennial or perennial with some plants flowering, setting seed and dying after their first growing season; reproducing only by seed but the seeds are notable for their ability to germinate with minimal soil requirements. Yellow rocket and other weeds reduce alfalfa production during establishment by competing with and choking out young alfalfa seedlings, invade established alfalfa fields, and reducing forage quality and yield. Several aspects of intervention and eradication are discussed. Bibliography lists 6 sources.
Filename: BWalfalf.rtf