Human Traits Lab Results


This lab was meant to introduce genetics by having students test themselves for 15 different traits.  The traits included:

Trait Dominant Form Recessive Form
Ear Lobes     Free Attached
Mid-Digit Hair  Present Absent
Widow's Peak  Present Absent
Hair                      Curly Straight
Chin                      Cleft Not Cleft
Freckles   Freckles No Freckles
Eyes  Almond shaped Round
Lips Thick Thin
Taster PTC Taster Non PTC Taster
If non PTC taster
     Thiourea    Taster Non Taster
     Sodium Benzoate Taster Non Taster
Dimples    Dimples No Dimples
Tongue Rolling   Roller Non Roller
Little Finger   Bent Straight
Thumb                    Hitchhiker's Straight
Handedness              Right  Left
Hand Clasping  Left Thumb on top Right Thumb on top
Arm Folding   Right Arm on top Left Arm on top