details about heart ❤️
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heart of human helps in pumping the blood to all parts of the body
it has 4 chambers
it has 4 chambers
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Hey, here is your answer
Heart is made up of cardiac muscles. It keeps working a day through out a person 's life.
HOPE IT HELPS YOU
Heart is made up of cardiac muscles. It keeps working a day through out a person 's life.
HOPE IT HELPS YOU
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