Natural Selection Vocabulary

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Across
  1. 2. A trait that makes it more likely that an individual will survive
  2. 5. to receive genetic information from a parent.
  3. 7. a change in a species over a long period due to natural selection.
  4. 10. Everything that surrounds an organism
  5. 13. a characteristic of an individual organism
  6. 14. a random change to a gene that sometimes causes a new trait.
  7. 17. An adaptation that is an action that benefits survival
  8. 18. a trait that makes it less likely for an organism to survive and reproduce.
  9. 20. A piece of DNA that codes for many genes
  10. 21. a group of organism of the same kind
  11. 22. living things, such as plants, animals, and bacteria.
  12. 23. an organism that is produced by reproduction
Down
  1. 1. a characteristic that all members of a species have
  2. 3. the number of individuals with a specific trait in a population
  3. 4. an instruction for making a protein molecule, leading to a physical trait.
  4. 6. a group of the same type of organism living in an area
  5. 8. A related organism from a previous generation
  6. 9. something in the environment that affects an individuals chances of surviving.
  7. 11. a molecule that genes and chromosomes are made of
  8. 12. the process by which traits change in a population over many generations.
  9. 15. a group of individuals born at the same time
  10. 16. A way of hiding by blending into the background
  11. 19. any differences between organisms.
  12. 24. an adaptation that is a physical trait on an organism that helps them survive