Regulation of iron absorption and transport. Iron for use in synthesis of heme, iron-sulfur centers and other non-heme iron proteins is obtained from the diet and via release of recycled iron from macrophages of the reticuloendothelial system that ingest old and damaged erythrocytes (red blood cells).
Four-stroke oil is more like the oil used in cars but both 2-stroke and 4-stroke oil serve the same purpose - to keep the engine lubricated. Four-stroke dirt bike oil comes in a variety of weights like 10w-40, 20w-50 and so on. It is not mixed with gas.
The easiest way to start a dirt bike after sitting threw winter or for long periods. My bike is a 2000 Suzuki RM250 2 stroke, it works with all 2 strokes any questions I'll be happy to answer them remember to subscribe for more videos and mechanics tutorials.1  Autos & Vehicles. 2  Standard YouTube License.y bike is a 2000 Suzuki RM250 2 stroke, it works with all 2 strokes any questions I'll be happy to answer them remember to subscribe for more videos and mechanics tutorials.