Science
Across
- 5. A branching diagram that shows evolutionary relationships between a number of species based on shared derived characters
- 6. Characteristic that appears in recent parts of the lineage but not in its older members
- 7. a heritable trait becoming common in a population
- 9. The measure of the ability to survive and produce more offspring relative to other members of the population
- 10. A certain variation well-suited for the environment
Down
- 1. producing many offspring, some of which may not survive
- 2. individual differences that may be heritable
- 3. when humans deliberately breed for certain characteristics
- 4. All the individuals of a species that live in an area
- 8. The ability of a trait to be passed down from one generation to the next