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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

Evolution

Lesson 2

cells are the basic unit of life
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 live in your guts
Bacteria Live In Your Guts

http://ngm.nationalgeographic.com/2013/01/125-microbes/oeggerli-photography#/05-intestinal-bacteria-670.jpg

similarities and differences
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
debrief
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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