Chapter 1 Vocabulary

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Across
  1. 4. reproduction one parent reproduces by itself
  2. 7. the of biology
  3. 10. experiment an experiment where only one variable is changed
  4. 11. system meters are used in the system
  5. 12. generation doing something on impulse+age group=
  6. 15. a conjecture of something usually based on something you knew before
  7. 16. building up or breaking down materials
  8. 17. a signal for an organism to respond to
  9. 20. a logical guess
  10. 21. light microscope it uses light passing through something to create an image with two lenses
Down
  1. 1. maintaining an even internal status
  2. 2. information that can be displayed on a chart
  3. 3. something that makes small things bigger
  4. 5. microscope it uses a beam of electrons to create the image
  5. 6. variable variable that is observed and responds to another variable
  6. 8. using your senses to get information
  7. 9. variable a purposely changed variable
  8. 13. what living things are made up of
  9. 14. a hypothesis that is strongly supported
  10. 18. reproduction two parents reproduce together
  11. 19. the study of life