chapter 17

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Across
  1. 2. ______ show that species change over time and adapt
  2. 4. species ______ to their environments
  3. 7. fossils can show that ______ exists, molecular biology changes over time
  4. 9. changing genetics to be more advanced
  5. 10. charles darwin came up with the _____ of evolution
  6. 11. hominids _____ evolved into modern day human ______
  7. 12. hypothesized that giraffes necks stretched over time to reach leafs (inheritance)
  8. 13. parents passing on genes to their offspring
Down
  1. 1. who was influenced by scientists and artificial selection
  2. 3. because of ______ there is species on Antarctica not seen anywhere else
  3. 5. common ________ shows a common ancestor which explains the unity of life
  4. 6. great apes and ______ share similar characteristics
  5. 8. what is survival of the fittest