Natural Selection

3. process by which the distribution of traits in a population changes over many generations
5. the process in which two parents pass on their genes to create offspring
7. a related organism from a previous generation
12. a trait that makes it less likely that an individual will survive in a specific environment
14. a result or change that happens because of an event or process
16. an instruction for making a protein molecule
18. a graph that uses bars to show how characteristics or values are distributed within a group
19. to receive genes from a parent
20. a group of the same type of organism living in the same area
22. a trait that makes it more likely that an individual will survive in a specific environment
24. a characteristic that all members of a species have
25. an animal that hunts and kills other animals for food
26. the number of individuals with each trait in a population
27. a type of molecule that genes and chromosomes are made of
28. something in the environment that affects an individual’s chances of surviving
29. an organism produced as a result of reproduction

1. a way of hiding by looking the same as the background
2. a random change to a gene that sometimes results in a new trait
4. a long piece of DNA that contains many genes
6. living things, such as plants, animals, and bacteria
8. everything that surrounds an organism
9. a type of large molecule that performs important functions inside organisms
10. a specific characteristic of an individual organism
11. a group of organisms of the same kind that do not reproduce with organisms from any other group
13. an idea about what might happen that is based on what you already know
15. a group of individuals born and living at about the same time
17. an event or process that leads to a result or change
21. any difference in traits between individual organisms
23. an animal that is hunted or killed by another animal for food
30. to stay alive