Short Answer Question
Describe which characteristics of whales are most related to their terrestrial mammalian ancestry, and which characteristics are adaptations for their return to the sea. Why do you think baleen whales migrate long distances?
Based on what you have learned about the “iron hypothesis” in your text and commentaries and by checking out this website :
< http://www.sciencedaily.com/releases/2003/04/030410073330.htm >, answer the following questions:
a) What is the “iron hypothesis?” State it in your own words in one well-crafted sentence.
b) Dr. Buessler states in the article: “Knowing whether ocean fertilization is more like growing grass or trees is the question yet to be answered.” Explain what he means in your own words.
c) What is your opinion of adding iron to ocean water in order to increase absorption of the greenhouse gas CO2?
List 10 animal phyla and compare and contrast their anatomy, physiology, modes of reproduction, sensory perception, and behaviors. Be thorough and specific describing similarities and differences as you would to a friend with no science background. Feel free to illustrate your work.
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