Embryo lands on the wall of the womb. The development of the embryo is called embryogenesis. In organisms that reproduce sexually, once a sperm fertilizes an egg cell, the result is a cell called the zygote that has all the DNA of two parents | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Animated Healthcare |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Länge: | 10 Sekunden |
Seitenverhältnis: | 16:9 |
Restrictions: | - |