Chapter 3 Review

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 1. The point of connection between two bones or elements of a skeleton (5)
  2. 3. Tiniest unit of living things (4)
  3. 5. Radically distinctive and without equal (6)
  4. 8. Any bundle of ___ fibers running to various organs and tissues of the body (plural) (6)
  5. 10. Any substance that promotes ___ (9)
  6. 12. Pertaining to ___ (11)
  7. 13. Any substance that can be taken in by a green plant and used in organic synthesis (8)
  8. 15. Of or relating to or consisting of muscle (8)

Down

  1. 2. Part of an organism consisting of an aggregate of cells having a similar structure and function (6)
  2. 3. Of or relating to ___ (11)
  3. 4. A series of stages through which an organism passes between recurrences of a primary stage (9)
  4. 6. A sheet or band of tough fibrous tissue connecting bones or cartilages or supporting muscles (plural) (9)
  5. 7. An automatic instinctive unlearned reaction to a stimulus (6)
  6. 9. Gas in the air that we need to breathe (6)
  7. 11. A major part of the central nervous system which conducts sensory and motor nerve impulses to (10)
  8. 14. A body part made of tissues working together to perform a function. (5)