Human blood is example of what? A.organelle B.tissue C.organic compound D.inorganic compund?

A truly marvelous fluid that circulates in the vascular system of humans and most multicelled animals; in Hebrew, dam, and in Greek, haiʹma. Blood supplies nourishment and oxygen to all parts of the body, carries away waste products, and plays a major role in safeguarding the body against infection. The chemical makeup of blood is so exceedingly complex that there is a great deal that is still unknown to scientists
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