Biology

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Across
  1. 5. the most specific taxonomic level
  2. 8. the molecule cells use for energy (longform adenosine triphosphate)
  3. 9. the process by which plants make their own food
  4. 12. a theory proposed by Charles Darwin
  5. 13. leopards are in the ____________ animalia
  6. 15. a type of reproduction in which only one parent is needed
  7. 17. a group of tissues working together forms this
  8. 18. an organism that feeds only on vegetation
Down
  1. 1. maintaining an internal balance
  2. 2. the organelle where photosynthesis occurs
  3. 3. the body system responsible for circulating materials throughout an organism
  4. 4. a symbiotic relationship in which both parties involved benefit
  5. 6. the "brain" of a cell
  6. 7. certain characteristics that make an organism better suited for its environment
  7. 10. the diffusion of water across a semipermeable membrane
  8. 11. a gene whose effects are normally "masked" unless two copies of it are present
  9. 14. plants utilize carbon dioxide to produce this
  10. 16. a molecule that, when eaten, builds muscle
  11. 19. the part of a plant that takes up nutrients