Natural Selection Vocabulary words
Across
- 1. reproduction when two parents pass on their genes to create offspring
- 3. living things, such as plants, animals, and bacteria
- 7. a long piece of DNA that contains many genes
- 9. a characteristic that helps an individual survive
- 11. and event or process that leads to a result or change
- 12. the number of individuals with a trait in a population
- 13. an animal that is hunted or killed by another animal for food
- 14. a graph that uses bars to show how characteristics or values are distributed within a group
- 16. pressure something in the enviroment that affects and individual's chances of surviving
- 22. an idea about what might happen based on what you already know
- 23. a group of individuals born and living at about the same time
- 24. to stay alive
- 25. a related organism from a previous generation
- 27. a young insect that looks somewhat different from the adult
- 28. hiding by blending in to the background
- 30. when the distribution of traits changes over many generations
- 31. everything that surrounds an organism
Down
- 2. a result of change that happens because of an event
- 4. a characteristic that makes it less likely for an individual to survive
- 5. an animal that hunts and kills other animals for food
- 6. a type of molecule that genes and chromosomes are made of
- 8. an organism produced as a result of reproduction
- 10. a group of the same type of organism living in the same area
- 15. a change to a gene that sometimes results in new traits
- 17. a group of organisms of the same kind that do not reproduce with organisms from any other group
- 18. any difference in traits between individual organisms
- 19. a characteristic that all members of a species have
- 20. an instruction for making a protein molecule
- 21. molecule a type of large molecule that performs important functions inside organisms
- 23. version a form of a gene that provides instructions for making a protein molecule
- 26. a specific characteristic of an individual organism
- 29. to recieve genes from a parent