evolution unit crossword
Across
- 3. selection choice of mates
- 4. the process of evolving nee species
- 6. used for digging
- 9. structure body parts that seam similar at first glance, but are actually are not from a common ancestor
- 10. used for swimming
- 11. used for running/walking
- 12. embryos developing
- 13. distributional of species on earth
Down
- 1. skeletons you find in the ground from animals.
- 2. structures structures that to serve a function in an ancestor but no longer does
- 5. selection something that evolves to adapt to thee environment to help increase its life expediency
- 7. catastrophic and random event
- 8. evidence the more dna in common the more related they are
- 9. similar in structure, and also from a common ancestor
- 14. biogeography that a species that is separated fro each other will develop to fill different local niches