🔴🌬️↔️🩸

#red blood cell #gas exchange #oxygen #blood circulation #heme

🩸🔴🌬️

#red blood cell #oxygen transport #respiration #heme

Fe🧨

#heme #iron #red blood cell #hemoglobin #fé

Fe🩸🅾️₂

#heme #iron #oxygen #hemoglobin #fé #o2 #red blood cell #oxygen transport

🩸🔗Fe

#haem #heme #hemoglobin #iron #fé #protein #binding

🩸Fe

#haem #heme #iron #hemoglobin #fé #porphyrin

🩸🟥Fe

#heme #iron #hemoglobin #fé #red blood cell color

🩸➡️O₂

#haem #heme #hemoglobin #oxygen transport #o2 #respiration

⚛️🩸🧨

#heme #iron atom #red blood cell #molecule #hemoglobin #fé

🧪🩸Fe

#heme #blood test #iron level #hemoglobin test #blood chemistry #fé #anemia