Worksheetsnonmendelian punnett squares
Total questions: 6
Worksheet time: 12mins
Name
Class
Date
1.
In flowers, a red (RR) flower and a white flower (WW) are crossed. What are the genotypes and phenotypes of their offspring?
a)
100% pink (RW)
b)
50% red (RR); 50% white (WW)
c)
75% pink (RW); 25% white (WW)
d)
100% red (RR)
2.
In flowers, 2 pink (RW) flowers are crossed. What are the genotypes and phenotypes of their offspring?
a)
100% pink (RW)
b)
50% pink (RW); 25% white (WW); 25% red (RR)
c)
75% pink (RW); 25% white (WW)
d)
100% red (RR)
3.
A father that is heterozygous blood type A is crossed with a heterozygous blood type B mother. What will be the genotype of the offspring?
a)
50% AB; 50% OO
b)
25% AB, 25% AO, 25% BO, 25% OO
c)
25% AA, 25% BB, 25% AB, 25% OO
d)
100% AB
4.
A father that has blood type O is crossed with a blood type O mother. What will be the genotype of the offspring?
a)
50% AB; 50% OO
b)
25% AB, 25% AO, 25% BO, 25% OO
c)
25% AA, 25% BB, 25% AB, 25% OO
d)
100% OO
5.
A red eyed female fruit fly XR XR is crossed with a white eyed male Xr Y. What are the phenotypes of the offspring?
a)
2 red eyed females; 2 red eyed males
b)
2 white eyed females; 2 red eyed males
c)
2 white eyed females; 2 white eyed males
d)
1 red eyed female; 1 white eyed female; 1 white eyed male; 1 red eyed male
6.
In chickens feather color is controlled by codominance.
If a black chicken (BB) is crossed with a speckled (black and white) chicken (BW) what will be the phenotypes of the offspring?
If a black chicken (BB) is crossed with a speckled (black and white) chicken (BW) what will be the phenotypes of the offspring?
a)
100% speckled (black and white)
b)
50% speckled (black and white); 50% black
c)
75% white; 25% speckled (black and white)
d)
50% white; 50% black
100 %
