什么是遗传?遗传的定义很多,在此不一一列举。遗传一般指生物或人的性状传给后代的现象。其实,上下代之间并没有传递什么现成的性状,传递的只是一些遗传信息(或遗传物质)。所以从遗传学的角度上来说,遗传是指遗传物质从亲代(父母)传给子代(子女)的过程。那么,什么是遗传性疾病呢?只有轻微的环境因素,而主要是遗传因素起决定作用的疾病,就称为遗传性 What is heredity? A lot of genetic definitions, not to mention here. Genetics generally refers to the phenomenon of biological or human traits passed on to future generations. In fact, between the generation and the generation did not pass any ready-made traits, passing only some of the genetic information (or genetic material). Therefore, genetically speaking, heredity refers to the process of passing genetic material from parent to parent (child). So, what is a hereditary disease? Only minor environmental factors, but mainly the genetic factors play a decisive role in the disease, it is called hereditary