Multiple Allele
3. Codominance: Mother is Heterozygous type A
blood and Father is type AB blood.
Punnett Squares
Directions: complete the following punnett squares
based on the information given, paying special
attention to which type of dominance is required!
IA = A blood IB = B blood i= O blood
(punnett square is on top right corner of
this page)
1. Incomplete dominance: Father is purebred white
feathers and mother is heterozygous black
feathers.
FB = Black FW = White f = tan
c.
a.
List the possible genotypes and
phenotypes for their children.
List the possible genotypes and
phenotypes for their children.
Genotypes
Phenotypes
%
%
%
%
Genotypes
Phenotypes
%
%
%
%
%
%
%
%
%
%
%
%
4. Incomplete dominance: Mother is yellow and father
is heterozygous white.
TR = Red TW = White t = yellow
2. Codominance: father is heterozygous straight
hair and mother is heterozygous straight
hair
HS = Straight HC = Curly h = no hair
d.
b.
List the possible genotypes and
phenotypes for their children.
Genotypes
Phenotypes
%
%
%
%
%
%
%
%
List the possible genotypes and
phenotypes for their children.
Genotypes
Phenotypes
%
%
%
%
%
%
%
%