use example from someone to sketch a Punnett Square to show what's Crossing two heterozygous individual would result in with this trait inheritance parents color each square based on the the phenotype that would result ​

Urgent in guinea pigs, black fur (b) is dominant over white fur (b). cross a heterozygous (hybrid) black guinea pig with a homozygous (purebred) white guinea pig. complete a punnett square, identify the genotype(s), phenotype(s), and probability (% and fraction) that the offspring will be black and white?