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Evolution: Biogenesis to Natural Selection

Explore Earth's history, from biogenesis to natural selection, with Charles Darwin's evidence of evolution in action. Learn about the origins of life and the mechanisms driving genetic variation.

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Evolution: Biogenesis to Natural Selection

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Presentation Transcript

  1. Biogenesis

  2. Earth’s History

  3. Charles Darwin

  4. Natural selection

  5. Evidence of Evolution

  6. Evolution in Action

  7. Evidence of Evolution Natural Selection Evolution in Action Charles Darwin Earth’s History Biogenesis $100 $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 $500

  8. Idea that life could come from nonliving things

  9. What is spontaneous generation?

  10. The reason maggots appear on rotting meat

  11. What is flies lay eggs that hatch on the meat?

  12. Scientist who disproved the spontaneous generation of flies

  13. Who is Redi?

  14. Scientist who disproved the spontaneous generation of microoganisms

  15. Who is Pasteur?

  16. Shape of the flask that prevented bacterial growth in broth for a year

  17. What is S-shaped or curved?

  18. Estimated age of the Earth

  19. What is 4 billion years old?

  20. This gas was missing from the early Earth atmosphere

  21. What is oxygen (O2)?

  22. Habitat for the first life forms on Earth

  23. What are oceans and seas?

  24. Besides UV radiation in the early atmosphere, this energy created simple amino acids

  25. What is lightening or electricity?

  26. These 2 scientist’s experiment simulated the atmosphere of early Earth & made amino acids

  27. Who are Miller and Urey?

  28. The ship Darwin sailed on as its naturalist

  29. What is the H.M.S. Beagle?

  30. Title of the book written by Charles Darwin

  31. What is Origin of Species?

  32. Islands studied by Charles Darwin

  33. What are the Galapagos Islands?

  34. Daily Double!!

  35. The mechanism proposed by Darwin for evolutionary change

  36. What is natural selection?

  37. Darwin used this phrase for individuals competing with each other

  38. What is the “struggle for existence” or survival of the fittest?

  39. Individuals having different traits in a population

  40. What is genetic variation?

  41. Man responsible for this theory

  42. Who is Charles Darwin?

  43. A trait that makes an individual successful in its environment

  44. What is an adaptation?

  45. In order to pass on traits, an individual must do this

  46. What is reproduce?

  47. A measure of an individual’s genetic contribution to the next generation

  48. What is fitness?

  49. Remains or traces of an organism that died long ago

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