Biology

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Across
  1. 2. two identical alleles
  2. 4. reproductive
  3. 9. governed by multiple variations for a single locus
  4. 10. evaporation of water from plant leaves
  5. 12. learning to change
  6. 13. determine the identity of items in the natural world
  7. 14. hair color, eye color
  8. 15. classification of something
  9. 17. carries messages to and from the brain and spinal cord
  10. 19. bones and joints
  11. 20. two copies one from each parent
  12. 23. babies
  13. 24. blood and blood vessels
  14. 26. natural selection
  15. 28. the orientation of a plant in response to light
  16. 31. the vascular tissues in plants that conducts sugars downward for the leaves
  17. 33. formal naming system for living things
  18. 35. GI tract,gallbladder
  19. 37. leaves, stems, flowers, grows above ground
  20. 39. bee carrying pollen
  21. 40. pollen producing reproductive organ of a flower
Down
  1. 1. gene can be more popular or disappear
  2. 3. circulates blood through the body
  3. 5. a tiny opening or pore that is used for gas exchange
  4. 6. taking in oxygen and expelling carbon dioxide
  5. 7. different species have the same function but evolved differently
  6. 8. some giraffes have long necks others are short
  7. 10. the turning of an organism in a particular direction in response to an external stimulus
  8. 11. behavior, biochemical properties
  9. 16. Heart
  10. 18. bodys defense system
  11. 21. organ system consisting of skin, hair, nails
  12. 22. sweat glands, liver
  13. 25. different animals have structures that appear similar but not in function
  14. 27. two different alleles
  15. 29. the vascular tissues in plants that conducts water upward from the root
  16. 30. the thyroid gland
  17. 32. one copy from the parent
  18. 34. grows underground like a carrot
  19. 36. development
  20. 38. muscular, nervous