Biology, asked by devanshbajpai995, 5 months ago

3. the first heart sound is
a. DUP
b.LUBB
c. LUPP
d. BUD​

Answers

Answered by poonamrajput786585
0

Answer:

a is correct answer

Explanation:

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Answered by raghuvanshianshita36
0

Answer:

options are wrong

Explanation:

answer will be Lub-Dub

please mark me brainliest

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