Genetic causes of mental weakness.. Genes or genes carried by chromosomes or chromosomes of the reproductive cell according to the laws of inheritance such as Mongolian

Genetics is directly inherited by genes or genes carried by chromosomes or chromosomes of the reproductive cell according to the laws of inheritance, or indirectly. Instead of carrying genes with limited intelligence that carries structural defects, disturbances or defects that damage the brain tissue or impede its growth or function As in the case of Mongolian.