Across
- 3. First to provide an explanation for evolution
- 6. name of ship Darwin took exhibition on
- 7. name of scientist who furthered the theory of natural selection
- 9. variations are...
- 12. species that Darwin initially studied
- 17. individuals of the same species in a particular environment at the same time
- 18. individuals become isolated from a larger population and develop a new colony
- 19. similarities are due to adaptations to a similar environment
- 20. no genotypic or allelic fluctuations per generation in a population
- 24. constitutes genetic makeup of an individual organism
- 25. based decay of isotopes
- 27. more reproductive success...
- 28. is evolution a random process
- 30. when conditions favour both extremes of a phenotypic range
- 31. when conditions favour one extreme of a phenotypic range
- 32. similar photosynthetic bacteria
- 35. proposed that Earth's features could be explained by gradual mechanisms
- 37. an assemblage of larger and more diverse bodied organisms
- 39. developed paleontology
- 40. viewed species as fixed
- 41. reduction in number of individuals in a population due to disaster
- 42. what mass extinction could be underway right now
Down
- 1. evolution is very...
- 2. diploid stage in mushrooms is found in...
- 4. gain or loss of alleles
- 5. useless structures within organisms
- 8. Mendel is the father of...
- 10. unifying theory of biology
- 11. main part of moss
- 13. once life arose it...
- 14. when conditions favour the intermediate of two extremes of a phenotypic range
- 15. Mendel worked with...
- 16. similarities are due to a common ancestor
- 21. the great dying
- 22. larger and more diverse fossils appear
- 23. adaptive evolution is...
- 26. reveals changes in the history of life on earth
- 29. study of life
- 33. diploid organism attached to the gametophyte in moss
- 34. set of observable characteristics in an individual organism
- 36. raw material for evolution
- 38. came up with binomial classification system