Biology, asked by SADIA123456, 8 months ago

In an adult normal rate of heartbeat is
a. 72 times per minute
b. 92 times per minute
d. 62 times per minute
c. 82 times per minute

plz answer

Answers

Answered by suraj9072

1

Answer:

a 72 times per minute as cardiac cycle is about 8 mins

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