Across
- 3. Evolution of an animal or plant group into a wide variety of types adapted to specialized modes of life that changed rapidly from an ancestral species
- 6. Increased reproduction and surviving
Down
- 1. a mechanism by which individuals that have inherited beneficial adaptations produce more offspring on average than do other individuals
- 2. Barrier that prevents interbreeding between closely related species because there is no mate recognition between females and males of different species
- 4. A pathway of natural selection in which two opposite, but equally uncommon, phenotypes are selected over the most common phenotype.
- 5. Behavior by an individual that increases the fitness of other individuals while decreasing the fitness of others