Across
- 3. shows probable evolutionary relationships among organisms
- 7. unicellular organisms whose cells lack a nucleus
- 8. process by which unrelated organisms evolve with similar characteristics
- 9. scientific study of how organisms are classified
- 10. the process of grouping things based on their similarities
Down
- 1. a unique, two-part scientific name
- 2. the process of change over time
- 4. the first word in an organisms scientific name
- 5. organisms with cells that contain a nucleus
- 6. a group of similar organisms that can mate with each other and produce offspring that can also mate and reproduce