Plants and Animals

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Across
  1. 3. To arrange or sort objects according to their properties or characteristics
  2. 6. What plants that do not produce seeds reproduce with, it is one cell surrounded by a protective wall
  3. 9. One way scientists classify animals is whether or not they have a ____
  4. 10. Animals with backbones
  5. 11. A _____ is a group of similar organisms that can produce offspring
  6. 15. The other way plants are classified is how they _____
Down
  1. 1. Which animal classification are humans a part of
  2. 2. Animals can either give live birth or lay ___
  3. 4. Animals without backbones
  4. 5. Plants that have tubelike structures to transport nutrients
  5. 7. Plants that transport nutrients from cell to cell
  6. 8. How many groups of vertebrates are there
  7. 12. Plants with flowers or cones produce _____ to reproduce
  8. 13. One characteristic plants are classified by is how they _____ nutrients
  9. 14. The smallest two classification groups are species and _____