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Thesis: Sharks should be conserved because they are an important part of the ocean, attacks are often incidental, and human behavior influences the behavior of sharks.
I. Sharks are essential for survival of ocean life.
A. Sharks are a vital part of medical research
1. Cartilage extracts slowed the growth of tumors in cancer patients.
2. Corneas of sharks have replaced the damaged corneas of humans.
B. Sharks are an indispensable food source.
1. Shark liver oil is a major source of vitamin A.
2. Most populations depend on sharks for food.
II. Shark attacks most often accidental.
A. Shark attacks do not occur often.
1. 100 shark attack reports happen worldwide each year.
2. "No more than thirty shark attacks a year are fatal."
B. Why do shark attacks occur?
1. Sharks mistake people splashing in the water for fish in trouble.
2. Sharks test the edibility of their food by biting into it.
III. Human behavior influences the number of......
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Approximate Word Count: 479
Approximate Pages: 2 (260 words per double-spaced page) |