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在生育问题上,科学家们的着眼点是遗传。法国遗传学家摩里士的研究成果表明,年龄在30～35岁的男人所生育的后代是最优秀的。生理学家说,男性精子素质在30岁时达高峰,然后能持续5年的高质量。另一方面,生理学家公认,女性在23～30岁之间是生育的最佳年龄段。这一时期女性全身发育
On fertility issues, scientists focus on inheritance. The research by the French geneticist Morris shows that the offspring born to men aged 30 to 35 are the best. Physiologists say male sperm quality peaks at the age of 30, and then lasts for five years of high quality. Physiologists, on the other hand, have acknowledged that women are the optimal age for fertility between the ages of 23 and 30. Women during this period of systemic development