👉 A marathon runner's blood cells race across miles, splitting into red for oxygen transport, then white for immune response in seconds. When injured, they rush to site with platelets clotting within minutes.
👉 A marathon runner's blood cells race across miles, splitting into red for oxygen transport, then white for immune response in seconds. When injured, they rush to site with platelets clotting within minutes.
https://goldloadingpage.com/word-dictionary/games blood cells
