folzy01
folzy01
02-02-2020
Biology
contestada
How many times does the heart beat a day
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animallover18
animallover18
02-02-2020
The heart beats (expands and contracts) 100,000 times per day, pumping five or six quarts of blood each minute, or about 2,000 gallons per day.
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alinab575
alinab575
02-02-2020
About 100,000 times a day
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