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Warm-Up

Warm-Up. Take out “Peppered Moth” Lab Silently, complete any unfinished questions. You CAN do #s 10-13 without the computer. If you are done, review your assignment. How many moths do you see in. Picture #1 . Picture #2 .  Picture #3. The Peppered Moth.

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Warm-Up

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  1. Warm-Up • Take out “Peppered Moth” Lab • Silently, complete any unfinished questions. • You CAN do #s 10-13 without the computer. If you are done, review your assignment.

  2. How many moths do you see in . . . Picture #1  Picture #2   Picture #3

  3. The Peppered Moth In Great Britain there are two forms of peppered moth--dark and light forms. Before the industrial revolution, which of the two moths in the picture were the most common and why?

  4. After the the Industrial Revolution, which of the two moths were the most common and why?

  5. Since smoke pollution has decreased in the UK, the light colored moths have started to become more common again. The process which took place after the industrial revolution is beginning to be reversed. By 2019, the dark moths are only expected to make up 1% of the peppered moth population in Britain. Modified From:BibliographyProffitt, F. 2004 In defense of Darwin and a Former Icon of Evolution. Science 304:1894-1895Majerus, M. 2004 The Peppered Moth: decline of a Darwinian Disciple. Lecture to the British Humanist Association, 12th February 2004Updated 01/10/2006

  6. In Your Interactive Notebook…On the next blank right hand page • E.Q. How do organisms respond to their environment? Questions Notes

  7. Adaptations Adaptations are structures, behaviors or traits that help organisms to survive in their environment.

  8. Camouflage • Camouflage is when an organism blends in with its’ environment

  9. Mimicry • Mimicry is when one organism resembles another • Example king snake and milk snake

  10. Natural Selection • The process by which organisms change over time as those with traits best suited to an environment pass their traits to the next generation

  11. Evolution Evolution is just change over a long period of time

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