Across
- 2. Also known as the coccyx, it's a vestigial structure at the base of the spine, a remnant of our evolutionary past. similar structures, suggesting a common evolutionary origin.
- 3. The evolutionary or genetic background of an organism, including its predecessors.
- 6. The third set of molars in humans, often requiring removal due to their reduced functional significance
Down
- 1. The process by which organisms change over time to better suit their environment.
- 4. The gradual development of organisms over time, involving changes in traits and genetic makeup.
- 5. Reduced structures in flightless birds, like those of emus, which indicate evolutionary adaptation.