write any 2 differences between red blood cells and white blood cells
Red Blood Cells | White Blood Cells |
They are red in colour due to presence of haemoglobin. | They are colourless due to absence of haemoglobin. |
They are produced in red bone marrow. | They are produced in lymph nodes, spleen, etc. |
Red blood cells transport oxygen from the lungs to various parts of the body | white blood cells helps in fighting diseases. |