From what stage does the development of an organism begin?

Many people mistakenly believe that the development of the body begins with fertilization, because during fertilization, cells only receive genetic information from their parents. The very development of the organism begins with cell division. One cell first divides in half, after that, those two cells again divide in two, and during cell division, the first tissues and organs are formed and the embryo begins to develop.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.