Across
- 5. Breed of small dog
- 10. Industrial ________
- 12. Same structure different function
- 13. Can contain preserved insectsthat are now extinct
- 14. Genus of peppered moth
- 15. Brassica produced through selective breeding
- 16. Limb with five digits
- 18. Sedimentary rock that often contains fossils
Down
- 1. Condition required for fossilisation
- 2. Causes gene flow
- 3. Bacterium resistant to antibiotics
- 4. ________ radiation
- 6. horse Mesohippus
- 7. _________ finches
- 8. Different structure but same function
- 9. Bird with reptilian features
- 11. Small remnants of organs functional in ancestors but not today
- 17. Wrote the Origin of Species