Natural Selection

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Across
  1. 1. an animal that is hunted or killed by another animal for food
  2. 2. Molecule a type of large molecule that performs important functions inside organisms
  3. 3. a group of organisms of the same kid that do not reproduce with organisms from any other group
  4. 6. an idea about what might happen that is based on what you already know
  5. 7. any difference in traits between individual organisms
  6. 9. Reproduction the process in which the two parents pass on their genes to create offsprings
Down
  1. 1. an animal that hunts and kills other animals for food
  2. 4. to stay alive
  3. 5. a specific characteristics of an individual's organisms
  4. 8. Pressure something in the environment that affects an individual's chances of surviving