3.1
Across
- 3. when a species is force to adapt
- 5. a trait you get in your lifetime
- 7. In biology variations are different traits between members of the same species like wolves, lions, monkeys, birds, etc
Down
- 1. a small random change in DNA
- 2. the difference in genetics in a species
- 4. a trait you have at birth
- 6. how much of a species there is