this cross, the F, generation, to self-pollinate, and then calculated the phenotypic ratios that he observed in the F2 offspring. From his monohybrid crosses, Mendel developed his first law, the This law states that each parent organism has two copies of cach discrete unit, or and that the two copies separate from each other during Mendel then performed dihybrid crosses, and as a result, developed his second law, the This law states essentially that the inheritance of one trait does not influence the inheritance of another trait. Man of Houghton Mifflin Company Mendel's second law applies to genes that are on separate chromosomes or to genes that are so far apart on the same chromosome that they have a strong chance of being separated by However, his second law does not apply to genes that exhibit because they are close together on the same chromosome. Unescue Bot www Vocabulary Practice 33