Across
- 3. Something that happens between individuals when there are limited resources
- 4. A random event that could create changes in the individual’s DNA
- 6. What is exerted on the individual by environmental factors?
- 8. What do you call a variation that is good for the individual?
- 11. Reproductive success of individuals with advantageous traits
Down
- 1. Individual differences between species
- 2. To continue to exist and live
- 5. Change(s) in the organism to better suit the environment
- 7. The challenge imposed on animals which lead to natural selection
- 9. To produce offspring
- 10. Having the highest population in a particular area