How many genetically different eggs could be formed by a women with the following genotypes?
Aa bb CC DD
Now it's obvious that one gamete will have (A b C D) and the other gamete will have (a b C D)
This is the way my textbook answered it "using the product rule(because the inheritance of each gene is independent), she can make 2x1x1x1= 2 different types of gametes. Please explain