Blood is made up of red blood cells, white blood cells, platelets, and plasma. Red and white blood cells are very different in their appearance. For example, white blood cells have a nucleus, but red blood cells do not. What can you conclude about the two types of blood cells based on their different structures?
F. They have different functions.
G. They have the same function.
H. Their structure is not related to their function.
J. Red blood cells are prokaryotic, and white blood cells are not.