I would say online since that's the method everyone I've ever talked to signs up
Blood donation occurs when blood is drawn voluntary from an individual for transfusion.
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What is Transfusion?</h3>
This is the process of donating blood to an individual and is usually done intravenously.
Before blood donation takes place , necessary tests are usually done to prevent infection and ensure the blood types match to prevent coagulation and death.
Read more about Blood donation here brainly.com/question/13926051
Que clase de pregunta es esta ?
