Q: What Colour is Blood? Reply: The pink colour of blood is due to the iron existing in hemoglobin molecules in pink blood cells. Blood might have diverse shades of purple, dependant upon its oxygenation stage, proportion of RBCs, and freshness. On the subject of compensated homework help solutions, https://garrettiicvy.collectblogs.com/72449975/not-known-facts-about-coding-homework-help