Natural Selection
Across
- 5. An environmental factor that causes some individuals to be less reproductively successful and others to be more successful.
- 8. Means having lots of offspring in your lifetime.
- 9. Events or conditions that lead to changes in the most common traits of a population.
- 13. Producing more offspring than can possibly survive in the local environment.
- 14. A change in the DNA sequence of gene causes a change in a physical trait.
- 15. When a population becomes better fit for success in its environment, as generations pass. Can also mean a specific trait that enables success.
- 18. Having a long life.
Down
- 1. Organisms that are very similar to each other and regularly mate with each other.
- 2. How good your traits are for survival and reproduction.
- 3. Good for survival and successful reproduction
- 4. the cycle of having offspring, them growing up and having offspring, and so on without end.
- 6. High variety of gene alleles and traits in a population.
- 7. Not the same for everyone in a population.
- 10. A process in which nature selects some individuals to survive and reproduce and others to die early.
- 11. Making offspring or little ones.
- 12. A mixed offspring of mating between members of two different species or varieties of one species.
- 16. A group of individuals of the same species living in an area and mating with one another.
- 17. One of the many different traits that can be inherited in a population. Can also mean simply how variable individuals are in a population.