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Every teammate should post a video answering the question in this section.

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Be sure to review the Macroevolution 2 lecture before working on this discussion. Use the information provided in the course when answering the questions.

You will work on this discussion asynchronously as a team. For the first section in green you should each post a video answering ONE of the questions in each section. You can post by clicking the plus sign at the top of the section. For the last two sections in orange everyone should contribute to discussing the topic.

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Each teammate should post a video answering ONE of the questions in this section.

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Every teammate should post a video answering the question in this section.

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3pts
Describe the theory of Punctuated Equilibria.

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2pts
1. Is there a difference between background extinction and mass extinction?

2. What might cause anagenesis? Develop an argument for why organisms may show anagenesis over time.

3. What might cause stasis? Develop an argument for why organisms may show stasis over time.

4. What might cause cladogenesis?

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3pts
What causes extinctions?