Cross Word

3. A feature that a species inherited from an ancestor but that is now less elaborate and functional than in the ancestor
4. Have vestigial hind legs bones
10. Located in the chromosomes
12. Substances that destroy the growth of micro
13. The movement of genes
15. The evolution of a new species within the same geographic area
16. Remains of an organism
17. Similat to a Zebra
19. An organ, system, or body part that shares a common ancestry in multiple organisms
20. A population of organism that share similar characteristics

1. An organism in its early stages of development
2. build, repair, and maintain the body’s tissues and muscles
5. primates that include humans and great apes
6. Describes the development of new species
7. When a population is separated by physical barriers, leading to speciation
8. Organs of different animals having different anatomy but doing similar functions or physiology
9. When Some members of species separated from the others
11. Any change in the genetic composition of a population of organisms over time
14. Population moves from its present habitat to a new one
18. Cells the give rise to sperm and egg cell