This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Haemoglobin.svg en Oxygenbinding by hemoglobin on molecular scale de Die Sauerstoffbindung durch Hmoglobin auf molekularer Ebene own original text selbsterstellt Ich Hemoglobin
Page 2023 Free-images.com. All images are Public Domain