一、遗传病都是双亲传下来的吗? 人的各个性状都是由父、母传递下来的遗传物质DNA所控制的,凡遗传病都是因遗传物质异常而引起的,但这样并不意味着任何遗传病人的疾病都是由父亲或母亲传下来的,就是说:遗传病患者的父、母及其 First, the genetic disease is transmitted from both parents it? All the traits of humans by the parent and the mother handed down the genetic material DNA control, where genetic diseases are caused due to abnormal genetic material, but this does not mean The disease of any genetic patient is passed down by the father or mother, that is, the parent and the child of the genetic patient