Year 10 Evolution
Across
- 4. Fake.
- 5. Living.
- 10. When related individuals mate.
- 12. A necessary step in speciation.
- 14. Common to all living organisms.
- 17. The continent humans first originated on.
- 18. A person who digs up fossils.
- 20. Used to kill bacteria.
- 21. A response to widespread use of antibiotics.
- 24. The father of evolutionary theory.
- 25. Not artificial.
- 26. Example of sexual selection.
- 27. The man who first suggested the theory of continental drift.
- 28. A necessary step in speciation.
- 29. An organism affected by industrial pollution.
- 30. The element used to date fossils up to 60,000 years old.
Down
- 1. Where one species splits.
- 2. Used as evidence to support the model of human evolution (13,3).
- 3. Change in gene structure.
- 4. Non-living.
- 6. 'dug up'.
- 7. A necessary step in speciation.
- 8. Mode of reproduction in bacteria (6,7).
- 9. The order humans belong to.
- 11. The islands where Darwin found his finches.
- 13. Antibiotics were developed from this type of organism.
- 15. An important transitional fossil.
- 16. Same basic structure.
- 19. Occurs over a very long time.
- 20. Arrangements of these can help determine if organisms are the same species (5,5).
- 22. Similar structures with different genes.
- 23. The study of embryo development.