Name_________________________________________ Date__________________ Period____
Monsters, Inc. Genetics
Genotype
Mike
Gg
Green body color
ee
One eye
cc
Short claws
Ff
Four fingers
Genotype
Sulley
Phenotype
Phenotype
Pp
Multi-color (Blue and
purple)
Hh
Horned ears
rr
Blue eyes
LL
Long fur
1. Which of Mike’s traits are heterozygous?
2. Which of Mike’s traits are homozygous recessive?
3. Which of Sulley’s traits are homozygous dominant?
Name_________________________________________ Date__________________ Period____
Given this information for monsters of Mike’s species:




Green body color [G] is dominant over yellow body color [g].
Two eyes [E] are dominant over one eye [e].
Long claws on toes [CC] are dominant over short claws [cc]
Four fingers [F] are dominant over five fingers [f].
4. Color the monsters with the following genotypes:
GG
Gg
gg
5. Draw and color the monsters with the following genotypes:
gg/ee/CC/FF
Name_________________________________________ Date__________________ Period____
Given this information for monsters of Sulley’s species:
 Purple body color [P] is co-dominant with blue body color [p] and
can result in a multi-color monster [Pp].
 Horned ears [H] are dominant over no horns [h].
 Red eyes [R] are dominant over blue eyes [r].
 Long fur [L] is dominant over short fur [l].
6. For each phenotype for monsters of Sulley’s species, list the
possible genotype(s):
Phenotype
Genotype(s)
Blue body color
Purple body color
Horned ears
Red eyes
Long fur
7. Draw and color the monsters with the following genotypes:
pp/hh/rr/LL
Name_________________________________________ Date__________________ Period____
8. Explain how a mother and father with two eyes can have offspring with only one eye.
9. Sulley’s mother has a genotype of:
Sulley’s father has a genotype of:
PP
Pp
Hh
Hh
Rr
rr
ll
Ll
a. Create a Punnett Square to show possible genotypes for type of ear for Sulley’s
brothers and sisters.
b. What are the possible phenotypes for each genotype?
c. Create a Punnett Square to show possible genotypes for body color for Sulley’s
brothers and sisters.
d. What are the possible phenotypes for each genotype?