Q2 Extra Credit

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Across
  1. 3. the sum of traits transmitted to a person by his/her biological parents
  2. 4. liquid portion of blood
  3. 5. a point at which two bones meet
  4. 8. the body's main source of energy
  5. 9. a disease in which abnormal cells multiply/spread
  6. 10. the main organs of the respiratory system
  7. 13. the system that serves as the body's support framework
  8. 14. the way in which a person lives
  9. 15. a blood vessel that carries blood away from the heart
  10. 17. the state of a person's body, mind, and feelings, and how he or she gets along with others
Down
  1. 1. substances that fight pathogens that cause infection and illness
  2. 2. a substance that changes the way the body or mind works
  3. 4. nutrient needed for growth/repair of body cells
  4. 6. the body system for communication and control
  5. 7. a hormone that prepares the body for quick action
  6. 11. a drug used to prevent/cure illness or disease or to relieve pain
  7. 12. a nutrient that makes up blood & other body fluids
  8. 16. a highly addictive stimulant drug found in tobacco