为了实现优生,提高出生人口的素质,首先必须对影响人口素质的各种因素有所了解。根据近代科学研究,影响出生人口素质的因素,归纳起来有以下几个方面: 一、遗传因素所谓遗传因素就是亲代身体里某些不良因素传给后代,使后代也具有同样不良的因素(显性的或隐性的)。这种因素是通过父亲精子或母亲卵子中的染色体或基因传递的。有关这方面的问题,已在遗传学中 In order to realize eugenics and improve the quality of the birth population, we must first understand the various factors that affect the quality of the population. According to modern scientific research, the factors that affect the quality of the born population can be summed up in the following aspects: I. Genetic factors The so-called genetic factors are the unwanted factors in the parental generation that are passed on to offspring, so that the offspring also have the same unfavorable factors Or hidden). This factor is transmitted through the chromosomes or genes in the father’s sperm or mother’s egg. The problem in this area is already in genetics