What will the distribution of flowers in the f2 hybrids be if we start out with 60 f1 hybirds a) 1 yellow 1 red b) all orange c) 1 red 2 orange 1 yellow

Guinea pig coat color is determined by a single gene. the allele for black coat color is dominant to brown. in a cross between twoblack-haired guinea pigs, 20 offspring are born. if both parents were heterozygous, probability would predict that approximately howmany of the 20 offspring would have brown hair?