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生男育女之事,一直被认为是大自然的一种选择。但由于人们的求知欲望及其对生男生女的不同要求,许多人一直在探索这个奥秘。许多人认为,男子的精子分为两种:一种含X性染色体,另一种含Y性染色体。若X性染色体的精子与卵子结缘,则生女;若是Y性染色体的精子与卵子团聚,则生男。这种选择,一般认为主动权在精子,精子是生男生女的决定因素,但也有完全相反的观点,认为生男
Birth of male and female things, has always been considered a natural choice. However, many people are always exploring this mystery because of their desire for knowledge and their different demands on boys and girls. Many people think that men’s sperm are divided into two types: one contains X sex chromosomes and the other contains Y sex chromosomes. If X sex chromosome sperm and egg affinity, then the female; if Y sex chromosomes and eggs agglutination, then male. This choice is generally believed that the initiative in sperm, sperm are the determinants of boys and girls, but there are diametrically opposed view that students male