Across
- 2. The process by which different kinds of living organism are believed to have developed from earlier forms during the history of the earth
- 4. The production of offspring (breeding)
- 6. The ability to live
- 7. The process of change by which an organism or species becomes better suited to its environment.
- 8. Can be defined as living organism such as a mammal
Down
- 1. A living organism that possess several characteristics that set them apart from other living things,
- 3. Can be defined as reproductive success "survival of the ..."
- 5. The theory of the evolution of species by natural selection advanced by Charles Darwin.