In dogs, the gene for fur color has two alleles. The dominant allele (F) codes for grey fur and the recessive allele (f) codes for black fur.


The female has black fur. The male has black fur. Figure out the genotypes of their possible puppies by using a Punnett Square.


Ff:



FF:



ff:


1.

0%


2.

25%


3.

50%


4.

75%


5.

100%
CONTINUATION OF THE LAST QUESTION: The female has black fur. The male has black fur. Figure out the phenotypes of their possible puppies by using a Punnett Square.

Grey fur


Black fur

1.
0%

2.
25%

3.
50%

4.
75%

5.
100%