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Evolution

Evolution. Lesson 2. Cells are the basic unit of life. Where do we find cells? How do we know something is a cell? Where did the first cells come from?. Bacteria are Everywhere. Bacteria Live In Your Guts.

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Evolution

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  1. Evolution Lesson 2

  2. Cells are the basic unit of life • Where do we find cells? • How do we know something is a cell? • Where did the first cells come from?

  3. Bacteria are Everywhere

  4. Bacteria Live In Your Guts http://ngm.nationalgeographic.com/2013/01/125-microbes/oeggerli-photography#/05-intestinal-bacteria-670.jpg

  5. Bacteria Live in Your Stomach

  6. Bacteria Live in Your Mouth

  7. Bacteria Live in Your Nose

  8. Got Oxygen? Thank Cyanobacteria!

  9. Similarities and Differences • Connect the dots! Thinking about the Tree of Life concept, what characteristics can you use to determine how different species are related? How will you represent your data? • Characteristics to consider include: • Energy source(s) • Mobility • Geography • Reproduction

  10. Debrief • Groups share out • If you were to construct a Tree of Life using one or more of the characteristics presented, which would you use and why? • What information do you need and how would you find it?

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