Keywords for chapter 1

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Across
  1. 2. a glass or plastic container used in chemistry
  2. 5. the process of having babies, producing young, or producing new plants
  3. 9. breathing
  4. 10. a change of position
  5. 11. a person, animal, or plant is its process of increasing in size
Down
  1. 1. a device that uses lenses to make very small objects look larger, so that they can be scientifically examined and studied
  2. 3. the process of getting rid of material such as solid waste or urine from the body
  3. 4. a small tube with a rubber container at one end that is filled with air and allows liquid to be given out in separate drops
  4. 6. to (cause to) move easily and without interruption over a surface
  5. 7. the air that goes into and out of your lungs
  6. 8. the substances that you take into your body as food and the way that they influence your health