1. Inventory of my Traits **Remember to…
Complete the trait inventory marking “Yes” or “No” for each of the traits
2. Once the class has completed the inventory, fill in the data table
**Mrs. Martin will count the number of students who marked yes or no for each trait **
3. Using the data table, make a bar graph showing the number of students that DO and DO NOT have each of the listed traits.
**Remember to…
A. Title your graph
B. Title your X and Y axis
C. Write appropriate labels on the X and Y axis
D. Carefully make your bar graphs
E. Make a key distinguishing the traits students do and do NOT have.

2. Inventory of my Traits: Questions
Widows peak: WW or WW
No widows peak: ww Earlobes unattached: WW or Ww
Earlobes attached: ww
Thumb extension: tt
No thumb extension: TT or Tt Tongue rolling: TT or Tt
Non-roller: tt
Dimples: DD or Dd
No dimples: dd Rt. Handed: HH or Hh
Lft. Handed: hh
Freckles: FF or Ff
No freckles: ff Curly: CC or Cc
Straight hair: cc
Cleft chin: CC or Cc
Normal chin: cc
On the BACK of your graph, write and answer the following questions…
If a person writes with their left hand what is their GENOTYPE? How else could you describe their genotype?
If a child has straight hair, what is the genotype of their parents? Why?
If Dad does have freckles (FF) and Mom does NOT have freckles, what is the likelihood their child will have freckles? (HINT: Make a punnett square)
What is the genotype of a person with a hitchhiker's thumb? How else could you describe their genotype?