Ключевые слова: analysis, aspiration, baby, bio, biological, biology, birth, cell, chromosome, competition, concept, conception, dna, egg, evolution, female, fertile, fertility, fertilization, fertilize, genetic, health, human, insemination, life, male, medical, medicine, microscope, ovulation, ovule, ovum, parent, penetration, pregnancy, pregnant, procreation, reproduction, research, science, seed, semen, sex, sperm, spermatozoa, spermatozoon,