Meghan's Puzzle

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Across
  1. 2. a stage that begins around age 65, when the adults are beginning to think of retirement
  2. 5. a process by which parents pass certain traits to their children
  3. 6. the developing baby receives oxygen and nutrients through a tube called __________.
  4. 7. __________= also known as a "period"
  5. 10. acne, deeper voice
  6. 12. one mood to the next suddenly
  7. 14. ________= also known as egg cell
Down
  1. 1. a period that lasts from age 1-12
  2. 3. male reproductive cells
  3. 4. produces several hormones that control other glands and organs
  4. 8. __________= to result of a baby girl
  5. 9. the developing unborn baby, form the eighth week until birth
  6. 10. a time when you start developing the physical characteristics of adults of your gender
  7. 11. __________= to result of a baby boy
  8. 13. the basic units of heredity