![](http://www.alamy.com/thumbs/6/1E7ED06E-3070-42A5-8AE5-957C90AC42A9/2PNWF6F.jpg)
Human fertilisation
Size: 5000px × 3180px
Location: Sri Lanka
Photo credit: © KKT Madhusanka / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: anatomy, baby, cell, cellular, chromosome, cycle, diagram, donor, egg, embryology, female, fertile, fertility, fertilization, flat, follicular, genetic, gynecology, health, healthy, human, infertility, insemination, jelly, life, male, mammalian, medical, medicine, microbiology, normal, nucleus, oocyte, ovulation, ovule, ovum, pregnancy, reproduction, reproductive, scientific, semen, sex, sexual, sperm, spermatozoa, spermatozoon, sphere, structure, system, vector