Catastrophism and the Extinction of the Dinosaurs
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An 8 page discussion of the events which resulted in the extinction of the dinosaurs. Suggests that a meteoric impact with the earth set in motion a series of environmental events which ultimately translated into dinosaur extinction. Bibliography lists 10 sources.
Filename: PPdinoC2.wps

Cell Biology / Article Reviews
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Contains two reviews of articles relevant to cell biology- each one is 2 pages in length (4 pages total for this file) and contains the writer's own personal reaction. Citations are : Rowe, Paul M. (1994). Cell death according to plan. The Lancet, 344 (8925), 812 -&- Cohen, Jon. (1994). 'Long PCR leaps into larger DNA sequences.' Science, 263 (5153), 1564-1565.
Filename: Biolarti.wps

Cell Biology / Essay Answers
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7 pages worth of responses to several very-detailed and comprehensive questions in cell biology. Please write to us for more information. No Bibliography.
Filename: Biolexam.wps

Cell Structure
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An 8 page overview of cellular structure. Defines a cell and distinguishes between plant and animal cells. List the major cellular components and describes their structure and function. Includes a Roman Numeral outline. Bibliography lists 5 sources.
Filename: PPcellSt.wps

Cellular Transport of the Enzyme Rubisco
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A 4 page discussion of the function of the enzyme rubisco in regard to its importance in plant photosynthesis. The author describes the enzyme, detailing a molecular composition which enables it to interact with and be impacted by environmental constituents such as heat, carbon dioxide, and inactive rubisco. This same molecular composition plays an important role in the binding process which allows the enzyme to be transported throughout plant tissue. Bibliography lists 4 sources.
Filename: PPenzRub.rtf

Chaetognatha (Arrow Worms)
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A 3 page morphological and ecological description of arrow worms. These organisms have evolved to have several advantages in their chosen habitats. They are important not just as predators but as a food source for higher organisms and as host species for various parasites. Bibliography lists 4 sources.
Filename: PPwormsA.rtf

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