Iron
The primary mineral found in the blood is iron. It is the element at the center of the hemoglobin molecule - in the red blood cell.
potassium
mineral
Iron is a mineral found in the blood stream.
Iron is the mineral found in hemoglobin. It is essential for the transport of oxygen in the blood.
Hemoglobin is found in the red blood cells.
Hemoglobin is the substance in the blood that picks up oxygen. Hemoglobin is found on red blood cells.
One natural substance found in rocks is quartz, which is a mineral made up of silicon and oxygen atoms. Another natural substance found in rocks is calcite, a mineral made up of calcium carbonate. Other substances like feldspar, mica, and olivine can also be found in rocks.
RBC
Cholesterol
Cholesterol or lipoproteins.
Coal is not a mineral. A mineral is a solid non-organic substance. Coal is an organic substance.