why do we have many little little cells in our blood
Answers
Answered by
0
They have a concave shape ‐ sort of a donut with the hole slightly filled in. Redblood cells contain a protein know as hemoglobin which makes our blood red. Red cells use the hemoglobin to carry oxygen from the lungs throughout thebody. Oxygen is needed for all of the othercells in the body to live.
Similar questions