by Andrew Hodge

“For the life of the flesh is in the blood”

So says Leviticus 17:11. Everyone knows that we must have enough blood flowing around our body or else our bodily functions deteriorate and we die. Yet for a long time the exact function of blood was little understood. In what ways has modern science shown Leviticus 17:11 to be true?

Blood is fundamental to the function of every cell of every component in our bodies. Cells need food to survive, grow, repair themselves and to fulfill their specific functions, and, to reproduce. Cellular food is transported in blood to provide energy for all the cells’ needs. As humans are multicellular organisms, having separate specialized organs with highly sophisticated functions, transport and communication between these structures is essential.


Do the cells of the body tell the blood how it should work? No. Does the blood carry around everything possible just in case? No. The cells and the blood work together to provide optimum conditions for correct functioning of all the cells—with their different requirements—in all the tissues and organs of the whole body, including the cells of the blood itself…

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