Blood is a bodily fluid that serves a variety of purposes in the body. It is part of the circulatory system of the body, the center of which is the heart. The blood is made up of the red blood cells, white...

The blood, which is part of the circulatory system, is a bodily fluid that is allows the circulation of oxygen throughout the body. Lymph is a colorless fluid that is part of the lymphatic system that helps...