Choose a topic from the following list and write a 5 paragraph essay following the instructions below.  (A different topic must be chosen each quarter)

Possible Topics:
1)
The problem of survival of animals on land are vey different from those in an aquatic environment.  Describe four problems associated with animal survival in terrestrial environments but not in aquatic environments.  For each problem, explain an evolutionary solution.

2) Define the following plant responses and explain the mechanism of control for each:  a)phototropism, b) photoperiodism, and c) thigmotropism.  Cite experimental evidence as part of your discussion.

3)
Find 3 major magazine or newspaper articles that relates to something we have studied this year.  Write a summary of them.  They should all be on the same general topic.  Attach a copy of the articles to your paper.

4) Discuss the adaptations that have enabled flowering plants to overcome the following problems associated with life on land:  a)  the absence of an aquatic environment for reproduction and b) the absence of an aquatic environment to support the plant body, c)  the evolution of structures that aquire, transport and conserve water.

5) Find 3 articles or editorials that relate to the same biology topic but have opposing views.  Summarize the differences between articles and explain why they are different. Attach a copy of the articles to your paper.

6)
Many physiological changes occur during exercise.  Design a controlled experiment to test the hypothesis that an exercise session causes short-term increases in heart rate and breathing rate in humans.  Explain how at least three organ systems are affected by this increased physical activity and discuss interactions among these systems.

Essay must follow this format
-
1st paragraph
: Introduction and thesis statement with three points to be discussed.
2nd, 3rd, 4th paragraphs:
Discuss your 1st, 2nd and 3rd points in your thesis statement providing support from your research.
5th paragraph:
Concluding paragraph and restatement of thesis.

Other Requirements
:
1.  Works Cited with three references, minimum.  MLA format 
2.  Proper grammar and spelling.
3.  2 full pages of text (minimum), double spaced. (does not include title page)
4.  12 point font (maximum), with 1 inch margins. (I will measure them so you
should too)
5.  Title page with title, your name, date submitted and class period (centered on page).


***If the above is met, this paper will add  an additional 2% to your quarter grade.

1st quarter extra credit is due October 26, 2007
2nd quarter extra credit is due January 4, 2008
3rd quarter extra credit is due March 31, 2008
4th quarter extra credit is due May 30, 2008
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