Ключевые слова: biology, cell division, conception, conception illustration, conception process, conceptual, egg, embryo, fertility, fertility treatment, fertilization, fertilization diagram, fertilization process, genetic material, genetics, health, human, illustration, infertility, intricate, medical, ova, ovaries, ovulation, pregnancy, pregnancy planning, process, reproduction, reproductive health, reproductive organs, reproductive system, science, sexual reproduction, sperm, spermatozoa, zygote,