BODY, CELL, CHROMOSOME, CYCLE, DEVELOPMENT, DIPLOID, DIVISION, EGG, ESTROGEN, FEMALE, FERTILITY, FOLLICLE, GAMETE, GAMETES, GAMETOGENESIS, HAPLOID, HEALTH, HORMONE, HUMAN, INFERTILITY, MALE, MAN, MEIOSIS, MITOSIS, NORMAL, NUCLEAR, OESTROGEN, OOCYTE, OOGENESIS, OOGONIUM, OVARY, OVUM, PIKOVIT, POLAR, PRODUCTION, REPRODUCTION, REPRODUCTIVE, SEMINIFEROUS, SEXUAL, SPERM, SPERMATID, SPERMATOCYTE, SPERMATOGENESIS, STEM, SYSTEM, TUBULE, WOMAN,