What have been several causes of extinctions in the history

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Question 1: What have been some causes of extinctions in the history of life on earth? What5happens after mass extinction?

Question 2: Locate "neoteny" and "heterochrony" on the web; provide examples and relate them to this part of the course (evolution).

Question 3: What laboratory research has been done to examine the spontaneous development of early life forms or life-related molecules?

Question 4: How would you distinguish bryophytes from seedless vascular plants in their natural habitats?

Reference no: EM13454906

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