Across
- 2. type of speciation where geographic barriers separate
- 5. naturalist and biologist known for his theory of evolution through natural selection
- 8. formation of a new and distinct species
- 9. structures with similar structure but different function
- 10. a group of organisms consisting of similar individuals capable of interbreeding
Down
- 1. homologies with similarities in DNA sequences
- 3. total number of fossils and their locations in rock formations and sedimentary layers of Earth
- 4. type of speciation where species share the same habitat but become reproductively isolated from each other
- 6. structures with different structure but the same function
- 7. homologies with similarities in how embryos form