Biology, asked by shubhamgupta41543, 11 months ago

manushya ke Hriday ko daen aur baen batware se hone wala Labh ka varnan kijiye​

Answers

Answered by bhumiakmagar
3

Answer:

labh is a first soundof heart which prosuced by the opening of a lid of both atrium. this sound is produced at one time .

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