In guinea pigs, the allele for short hair(H) is dominant. If all the guinea pigs are born short haired in F1, what are the possible genotypes of the male and female parents?

In guinea pigs, the allele for short hair(H) is dominant. If all the g

1.	In guinea pigs, the allele for short hair(H) is dominant. If all the guinea pigs are born short haired in F1, what are the possible genotypes of the male and female parents?
Answer» In guinea pigs, the allele for short hair(H) is dominant. If all the guinea pigs are born short haired in F1, what are the possible genotypes of the male and female parents?