Sperm cells. Coloured scanning electron micrograph (SEM) of sperm cells (spermatozoa). Each sperm cell consists of a head (round),which contains the genetic material that fertilises the female egg cell,and a tail (blue),which propels the sperm | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Nishinaga, Susumu |
Bildgröße: | 4932 px × 3550 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |