Science

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Across
  1. 2. the smallest structural and functional unit of an organism
  2. 5. can reproduce without a partner
  3. 7. consisting of a single cell
  4. 8. involving the fusion of gametes
  5. 9. the production of offspring
  6. 10. able to be maintained at a certain rate or level
Down
  1. 1. an organ that pumps the blood through the circulatory system
  2. 2. is composed of two or more separate elements
  3. 3. having or consisting of many cells
  4. 4. a substance that cannot be broken down into smaller parts
  5. 6. a part of an organism which is typically self-contained and has a specific vital function
  6. 11. the study of living organisms