Across
- 4. Ribonucleic acid
- 7. observation or evidence
- 8. a trace of an organism
- 10. Creation of new species often from evolution
- 12. group of organisms that are the same species
- 13. cells with no membrane-bound organisms
- 14. Study of structured organisms
- 15. Classifying and naming organisms
Down
- 1. changes in the heritable traits of a population
- 2. study of traits and how they are passed down
- 3. a change in the sequence of DNA
- 5. Adjustment or change in behavior
- 6. Rocks forms from natural weathering
- 9. A double stranded DNA molecule.
- 11. cells that have membrane-bound organelles