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Across 1. specie no longer exists 5. one of Darwin's theory of natural selection 6. support that was not found by a primary source (2 words) 9. survival of species in a changed enviroment 11. used by geologists, paleontologists and other earth scientists (3 words) 13. stable,but follwed by periods of rapid change in species (2 words) 15. development in different structures or characteristics in population 17. any function of an organism is studied (2 words) 21. oraginisms that have a sturctual appearence (2 words) 22. comaparing DNA bases (2 words) 23. change in organisms over a period of time 24. "orginisms have an imaginary force to change themselves for the better" 25. a group of individuals that have the same characteristics 26. no longer in function usually reduced in size (2 words) 27. organisms evolve in a variety of specilized life forms (2 words) 28. diffrent survival and reproduction in members of population (2 words) 29. process of turing into stone or in a stony substance 30. an accurate and correct way of support (2 words)

Down 1. study of organisms at early stage of development 2. theory that states all evolutionary change is slow and constant 3. controls body funtions such as temperature 4. things that organisms do to survive (2 words) 7. english naturalist 8. organism creates chemicals for digestion and for prey (2 words) 10. what was the "creation of species" ? (2 words) 12. presented first theory of evolution 14. plant and animal remains trapped in sediments 16. total number of the same species in an area 18. similar origins but diffrent uses (2 words) 19. similar in function and appearence but not in origin (2 words) 20. one of Darwin's theory of natural Selection