THEORY OF EVOLUTION VOCAB

12345678910111213141516
Across
  1. 3. allows an organism to survive and reproduce in its environment
  2. 5. a process where individuals that are better adapted to their environment are more likely to survive and reproduce than othersthat are not
  3. 6. the variety of organisms that inhabit the Earth
  4. 7. the preserved remains or traces of an organism that lived in the past
  5. 9. the disappearance of all members of a species from Earth
  6. 11. The 1ST word of a two word process where scientists look at the half-life of chemicals contained in rocks around a fossil to determine the Age of the fossil
  7. 12. evolutionary process by which reproductively isolated biological populations evolve to become distinct species
  8. 13. a species on earth that is surviving and thriving
  9. 14. gaps in the fossil record that provide proof of evolution
  10. 16. any change in the DNA of an organism.
Down
  1. 1. naturalist who formulated the theory of evolution by natural selection
  2. 2. any difference between organisms of the same species
  3. 4. similar structures that related species have inherited from a common ancestor (example – bones in bird’s wing, dolphin fin, and dog leg are very similar)
  4. 8. the gradual change in species over time
  5. 10. Vessel that carried the naturalist that studied organisms in the galapagos
  6. 15. had diverse traits they exhibited on each of the different islands. Each species was best adapted to the food, climate, etc. of the island on which they lived.