Natural selection
Across
- 4. A group of living organisms consisting of similar traits and genes
- 5. The share of traits and characteristics in a population
- 6. The changing of the structure of a gene
- 7. The heredity of which determines the characteristic of an offspring
- 8. The animals that were born and lived around the same time
- 10. A quality or characteristic
- 11. The change in characteristics of a species over many generations.
Down
- 1. A trait that is beneficial for survival
- 2. The conditions and surroundings around us
- 3. A different form or version of something
- 9. The process of adjusting to your surroundings