Punnet Squares:
Blue eyes are recessive while brown eyes are dominant. Task: 1. Complete the punnet squares. 2. Identify if the parents are homozygous
or heterozygous. 3. Calculate the probability of having blue eyes. 4. Colour in the boxes to show the offspring’s eye colour.
B
b
B
b
Probability of blue eyes is_______
2.
b
b
B
b
Probability of blue eyes is_______
_________________ zygous
_____________ zygous
1.
_________________ zygous
_____________ zygous
_____________ zygous
_________________ zygous
3.
B
b
B
B
Probability of blue eyes is_______
Black fur is dominant while brown fur is recessive Task: 1. Complete the punnet squares. 2. Identify if the parents are homozygous or
_________________ zygous
_________________ zygous
_________________ zygous
heterozygous. 3. Calculate the probability of having black fur. 4. Colour in the boxes to show the offspring’s fur type.
B
b
B
b
Probability of black fur is_______
2.
b
b
B
b
Probability of black fur is_______
_________________ zygous
_____________ zygous
1.
_________________ zygous
_____________ zygous
_____________ zygous
_________________ zygous
3.
B
B
B
b
Probability of black fur is_______