Describe in detail the structure of a chloroplast. indicate where each step of photosynthesis occurs, and what the reactants and products are for each step

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?