Across
- 4. Refers to something that happens before fertilization
- 5. How well an organism can survive and reproduce
- 7. Family tree that goes back millions of years
- 11. Gas such as methane or nitrous oxide
- 12. Wolves, otters, bees, and elephants are examples of this
- 14. B, as opposed to b
- 15. Relationship between bees and flowers
- 19. Apex predators are often...
- 20. Ecology term that is also the name of a 2019 South Korean film
Down
- 1. A trait controlled by more than one gene
- 2. Dinosaurs, mammoths, trilobites, and dodos have this in common
- 3. Cats have 38 of them in their somatic cells
- 6. Red-green colorblindness is an example of a...
- 8. B, as opposed to b
- 9. This is not something you can swim in
- 10. Isotopes of this element help in radiometric dating
- 13. BB, as opposed to Bb
- 16. Type of plate you don't find in a kitchen
- 17. This is not the pants
- 18. Something set in stone?