🔴O₂➡️💪

#red blood cell #oxygen transport #o2 carrier #blood cell function #tissue oxygenation

🩸🔴🌬️

#red blood cell #oxygen transport #respiration #heme

🩸🌬️

#red blood cell #erythrocyte #oxygen transport #gas exchange #respiration #cell

🩸🔴💨O₂

#red blood cell #oxygen transport #cell #erythrocyte