Escherichia coli bacteria. These microorganisms live in the human gut and help with digestion, nutrient absorption, and immune system function. | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / Bulgar, Wladimir |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |