You are the supervisor for the Axial College Blood Bank.

You are the supervisor for the Axial College Blood Bank. One day during a blood drive, a student donating blood ask. What exactly is in whole blood? Answer the student's question in 150 to 200 words by explaining the purpose of the following blood products. Plasma, red blood cells and platelets. Make sure your explanation can be easily understood by the blood donor, who has not taken any science classes.