Embryonic development refers to the process by which a fertilized egg, or zygote, develops into a multicellular organism. In humans, this process begins with fertilization, when a sperm cell penetrates an egg cell, resulting in the formation of a zygote.
View Full Image on Dreamstime
Username: Kktmadhusanka
Editorial: No
Width: 8934 pixels
Height: 2235 pixels
Downloads: 1
Image ID: 321218254