1.

I0LeSg 8t excretory system in human body with a neat labelled diagram.4. Differentiate betweena) Arteries and veins. Explain the working and movemant oflilb) auricles and ventriclesc)RBC and WBC

Answer»

The chiefdifference between arteries and veinsis the job that they do.Arteriescarry oxygenated blood away from the heart to the body, andveinscarry oxygen-poor blood back from the body to the heart. Your body also contains other, smaller blood vessels.



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