I think that around 60% of the school will be left over right hand and 40% right over left hand clasping

Variables: 10-14 years of age, Just naturally clasp their hands, Weather or not they have hurt on hand or the other, if they right with there left or right hand.

I will go from student to student asking them if there parents are right or left handed and then I will ask them to clasp there hands and write it down.

Genetic Observable Traits

Earlobe Attachment- Attached and Detached

Tongue Rolling- If you can roll your tongue or not

Cleft Chin- Indented Chin or flat

Dimples- Depressions in your check

Handiness- Right or Left Hand?

Freckles- Spots over your face

Naturally Curly Hair - Straight or Curly Hair

Allergies - Pollen, Dust, Nuts, Latex... Etc

Hand Clasping- Right thumb over left or left over right?

Color Blindness- loss of some colors

Hairline Shape - Straight or Widows peak

PTC Tasting - If your taste buds can detect PTC

Genetics is the science of genes and organisms, genetics make up individual people and DNA. Genetics are in every person they make up your personality and physical features.

Why do humans generally get taller over generations?

Tall

Short

Eye color

Skin color

Hair color

Hair texture