System formed by the mouth, the digestive tract and its glands that uses mechanical action, enzymes or secretions to break down food, absorb nutrients and expel waste. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / QA International |
Bildgröße: | 3552 px × 6162 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |