1.1 Crossword

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Across
  1. 1. every living thing is made up of ________
  2. 3. ______ is required for all life processes
  3. 4. someone who studies biology
  4. 6. single-celled life form
  5. 10. having a baby is the process of ________
Down
  1. 2. ______ is a group of organisms that can breed with one another
  2. 5. another way of saying living things are arranged in an orderly way
  3. 7. the process of natural changes that take place during the life of an organism
  4. 8. the study of life and living organisms
  5. 9. characteristic of life where the size increases