The process of human exploration of genetic material 1. Mendel put forward the hypothesis of "genetic factors" through experimental research, successfully explained many genetic phenomena, and discovered genetic laws. But his scientific discovery was not valued at the time, because the "genetic factor" he proposed was just a hypothesis, where is it and what? Only by answering this question can Mendel's genetic laws be explained. With the development of science, Mendel's law was re-proposed and recognized. In 1909, Johnson gave a new name to the word "genetic factor"-gene
Automatic Utv
Side By Side Utility Vehicle,Automatic Military Utv,Automatic Youth Utv,Automatic Utv
Binzhou Daowang Power Co.,Ltd , https://www.dwutv.com