natural selection

2. a strand of DNA that carries genes
5. selection, animals who adapt to the environment there in survive more
7. engineering, changing a organism by changing its DNA,
8. the change after the cause
9. marker, A gene that produces a known trait
12. a place where a organism lives which plays a part in their survival
14. the way organisms get traits from their parents
16. the gene changing slightly which can affect 3. a trait that hinders the survival of the organisms survival or helps the organism survive

1. the creator of the theory of natural selection
3. a organism getting used to the environment
4. the differences of organisms in a population
6. something that carries traits from a parent to a child
10. a trait that hurts their chance of survivaladaptive trait, a trait that helps their chance of survival
11. the genetic info of the organism
12. the growth of a species from generation to generation
13. evolutionary development of species
15. the reason of the effect