Understanding sexual development

Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Medical scientists have highlighted that the insulin IGF1 and IGF2 growth factors are essential elements for the formation of sexual organs of a human beings. The absence of these family of hormones can deprive a person from sexuality. Indeed, scientists have brought up evidence showing that in the absence of these factors at the time of sex determination, embryos do not differentiate into either male or female and have no adrenal glands. In the field of science and research, the insulin IGF1 and IGF2 growth factors have major roles in forming metabolism and growth of the human body. Ahead of all, scientific analysts have explained that in mammals, sexual development is a long process which begins at conception when the sperm's transmission of an X or Y sex chromosome will determine the genetic sex of the embryo. In addition to this, medical professionals have mentioned that the developmental stages that follow is going to translate this genetic sex into gonadal sex...