Why all the body parts need blood?
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blood bring Oxygen and nutrients to the all body parts of the keyboard working blood carries carbon dioxide and other waste material to the lungs kidney digestive system to remove the body waste
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basically blood helps in transportation of minerals , amino acids , lipids , proteins between different regions of body. Blood contains oxygen , which is know as haemoglobin . Oxygen is very essential of body parts . Oxygen is the basic need for the energy production activity . This makes the cell of body parts in living state . so , blood flows in every body parts
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