The book is in chapter seventeen. Topics are divided among various service starting genetic Alaclengkeh laws Mendelian genetic Mendlih no genetics, the study of human chromosomes, and inherit common diseases, and inheriting cancer and congenital malformations and deformed and passing through the expense of possibilities. This was based translator in the translation of this book on the scientific and medical terminology adopted by the dictionary of common medical dictionary, English-Arabic-French, of the Council of Arab Ministers of Health and the World Health Organization in 1983 A.D., and the dictionary Munir crisis in 1988.