Question

When crossing white and brown dogs turned out white puppies, and in F1 was 108 white, 27 black and 9 brown puppies. 1) How many types of gametes are produced in F1 hybrids? 2) How many different genotypes are among black puppies F1? 3) How many white puppies in F1 are completely heterozygous? 4) How many different genotypes among white F1 puppies?​

Answer 1

Answer:

1)89

2)78

3) f8

4)9 white dogs