Biology, asked by akhil7315, 1 month ago

45 What is the reason for heart beat? A) Closing of tricuspid and bicuspid valves B) Closing of aorta and pulmonary valves C) Blood flows rapidly through values Dj Flow of blood in ventes

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Answered by guuuttf5677

2

the reason of heart beat is blood flows rapidly through valveds

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