Respuesta :
Answer:
no it is not possible
Explanation:
bc when you do a punnett square brown hair is dominant so there is not a possible way for their child to have blonde.
yes it is, let’s say B - is for brown hair and b - is for blonde hair
to have blonde hair they would have to have a bb genotype meaning that if bob had the Bb genotype then sally and bob have a 1/4th chance of having a blonde haired child
to have blonde hair they would have to have a bb genotype meaning that if bob had the Bb genotype then sally and bob have a 1/4th chance of having a blonde haired child