Monster Genetics Lab Page 2
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1
2Name ____________________________
Date: ___________
Class Period
P a g e | 2
Part 2 Procedure:
The female monster (described in Table 1) and a male monster (see Table 2 below) plan to have
baby monsters. They are interested in finding out for each trait the probability that their
offspring will have that trait.
1. Fill in the missing genetic information in the table for the male.
Table 2: Genotypes & Phenotypes for Male Monster
Trait
Genotype
Phenotype
Eyes
ee
Eye Color
White
(incomplete)
Skin Color
Green
(codominant)
Tail Shape
Straight
Tail Color
Pp
Tail
No tail
(regulatory)
Teeth
Round
Feet
FF’
(incomplete)
Horn Color
ww
Ear shape
yy
Ears
Have 2 ears
(regulatory)
Claws
Short
2. Create Punnett squares (attach your work to this handout) to predict what traits
would result from a cross between the two monsters for each trait, and answer the
following questions:
a. Eyes – What percent of offspring will have only one eye? _________
b. Eye Color – What percent of offspring will have red eyes? _________
c. Skin Color – What percent of offspring will have green skin? _________
d. Tail – What percent of offspring will have a tail? _________
e. Feet – What percent of offspring will have three toes? _________
f. Horn Color – What percent of offspring will have purple horns? _________
g. Ears – What percent of offspring will have ears? _________
h. Claws – What percent of offspring will have long claws? _________
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