1. INHERITED TRAITS VS. LEARNED BEHAVIORS What’s the difference?

2. INHERITED TRAITS Dad gives baby 23 chromosomes Mom gives baby 23 chromosomes 46 chromosomes (23 pairs)

3. INHERITED TRAITS  Have you ever been told you look like your mom or dad?  What makes you look like them?

4. INHERITED TRAITS  What traits are inherited? Eye Color Hair Color Straight or Curly Hair Needing Glasses Height

5. INHERITED TRAITS Earlobes Tongue Rolling

6. INHERITED TRAITS Hair Line Dimples Hitchhikers Thumb Hand Clasping Left or Right Handed Allergies

7. INHERITED TRAITS Dad Bird Being red is a DOMINANT trait AA

8. INHERITED TRAITS Mom Bird Being blue is a RECESSIVE trait aa

9. INHERITED TRAITS Mom and Dad Bird decide to have a baby…will their baby be blue or red?

10. PUNNETT SQUARE a Aa

11. SO…IS THE BABY BIRD RED OR BLUE? a Aa The DOMINANT trait always WINS

12. PUNNETT SQUARE  There is a 4 out of 4 (100%) chance that the baby bird will be red

13. PUNNETT SQUARE Mom Dog Having spots is a DOMINANT trait Aa Dad Dog NOT having spots is a RECESSIVE trait aa

14. PUNNETT SQUARE a aa

15. WILL THEIR PUPPY HAVE SPOTS OR NOT? a aa 50% chance the puppy will have spots Having spots is a DOMINANT trait NOT having spots is a RECESSIVE trait 50% chance the puppy will NOT have spots

16. PUNNETT SQUARE Dad Having brown eyes is a DOMINANT trait AA Mom Having blue eyes is a RECESSIVE trait aa

17. PUNNETT SQUARE a Aa

18. WILL THEIR BABY HAVE BLUE OR BROWN EYES? a Aa 100% chance the baby will have brown eyes

19. PUNNETT SQUARE Dad Having brown hair is a DOMINANT trait Aa Mom Having brown hair is a DOMINANT trait Aa Having blonde hair is a RECESSIVE trait aa

20. PUNNETT SQUARE Aa AA aa

21. WILL THEIR BABY HAVE BROWN OR BLONDE HAIR? Aa AA aa 75% chance the baby will have brown hair 25% chance the baby will have blonde hair

22. LEARNED BEHAVIORS  Behaviors that are taught through experiences or watching others  You have to LEARN how to do the behavior

23. LEARNED BEHAVIORS Playing Soccer Reading Talking Tying your shoe

24. LEARNED BEHAVIORS  What other learned traits can you think of?