伴性遗传与胎儿性别

• 作 者: 朱成智
• 出 处: 家庭医学
• 发表日期: 1991年02期
• 关键词: 伴性遗传 胎儿性别 常染色体 会将 家庭生活 遗传咨询 正常男性 显性遗传 携带者 等显性

患有伴性遗传疾病的夫妇必须根据遗传学规律选择胎儿性别,才有可能生一个健康的宝宝。否则会将疾病传给后代,给家庭生活蒙上阴影。我们都知道,人体细胞共有23对染色体。其中,22对染色体男女都一样,叫常染色体。只有一对染色体决定男女性别,叫性染色体。女性性染色体是X,X;

Couples with associated genetic diseases must choose the sex of the fetus according to the laws of genetics, it is possible to give birth to a healthy baby. Otherwise, the disease will be passed on to future generations and cast a shadow over family life. We all know that human cells have a total of 23 pairs of chromosomes. Among them, 22 pairs of chromosomes are the same for both men and women, called autosomal. Only a pair of chromosomes determines the gender of men and women, called sex chromosomes. Female sex chromosomes are X, X;