Biology, asked by kgarg7615, 18 days ago

What is a heart beat

(A) Pumping blood

(B) Sound of heart

(C) Contraction and Relaxation of heart (

D) All of these​

Answers

Answered by krishnamu2354
0

Answer:

all of these tank Fury thanks for you

Answered by ranjeetakakde2
0

Answer:

option. D) All of these is the correct answer

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