Ключевые слова: 3d, abstract, biology, cell, concept, design, dna, egg, female, fertile, fertility, fertilization, fertilize, genetic, health, human, icon, illustration, isolated, male, medical, medicine, oocyte, ovulation, ovule, ovum, pregnancy, procreation, red, reproduction, reproductive, research, science, sperm, spermatozoon, system, zygote,