Across
- 5. Finches of Galapagos Islands provides a classic example of this (two words).
- 6. passive or active
- 7. systematics
- 9. evolutionary history of an organism
- 10. organisms that can produce viable offspring
- 12. event marked by inability to produce viable offspring
Down
- 1. plants, animals, protists, fungi, archaebacteria, eubacteria
- 2. antibiotic _________
- 3. accumulation of small changes
- 4. First living organisms were anaerobic _______.
- 8. ranks above species and below family
- 11. eukarya, archaea, bacteria