1. Inheritable Human Traits

2. Earlobes
Detached is Dominant, Attached is Recessive

3. Thumb
Straight is Dominant, Hitchhiker is Recessive

4. Tongue
Roller is Dominant, Nonroller is Recessive

5. Dimples
Dimples are Dominant, No Dimples is Recessive

6. Right Handed or Left Handed
Right is Dominant, Left is Recessive

7. Cross Hands Where is your thumb?
Left over Right is Dominant, Right over Left is Recessive

8. Freckles
Freckles are Dominant, No Freckles are Recessive

9. Curly is Dominant, Straight is Recessive
Curly or Straight Hair
Curly is Dominant, Straight is Recessive
**Recent studies show hair is multiple genes

10. Cleft Chin
No Cleft is Dominant, Cleft is Recessive

11. Allergies

12. Can you taste PTC?
Tasting PTC is Dominant, Not Tasting is Recessive

13. Can you see colors?

14. Hairline
Widow’s Peak is Dominant, Straight is Recessive