Chapter 1 Vocabulary

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Across
  1. 5. / Part of the Earth in which life exists including land, water, air or atmosphere
  2. 6. / The universal genetic code is written in this molecule
  3. 7. / The start of the scientific method, use your senses to collect
  4. 8. Variable / Variable that is observed (measured) and that changes in response to the independent variable
  5. 10. / The combination of chemical reactions through which an organism breaks down or builds up materials
  6. 11. / Signal to which an organism responds
  7. 12. Reproduction / Type of reproduction which cells from two parents unite to form the first cell of a new organism
  8. 13. / The number of characteristics that all life shares
Down
  1. 1. Reproduction / Process of reproduction involving a single parent that results in offspring that are genetically identical to the parent
  2. 2. / Relatively constant internal physical and chemical conditions that organisms maintain
  3. 3. / Possible explanation for a set of observations or possible answer to a scientific question
  4. 4. Variable / Factor in a controlled experiment that is deliberately changed
  5. 9. / The study of life