Ключевые слова: abortion, analysis, artificial insemination, birth, cell, cell nucleus, children, clinical study, conception, embryo, family, fertilization, fetus, genetic diseases, genetics, impotence, infertility, laboratory, maternity, menstrual cycle, ovary, ovum, pregnancy, pregnant woman, premature ejaculation, science, sexual intercourse, sperm, test, test tube, vitro,