Biology, asked by kutti32, 6 months ago

Biology questions
2,3,4 plz give correct answers

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Answered by thoratdigvijay7

1

Answer:

pericardium is a thin sac around the heart.It protect and lubricates heart and keep it on place within chest.
Enzyme A create chemical reaction in the body. they actually speed up the rate of chemical reaction to help support peptides
sorry I cannot found third answer
plz mark me as brainlist

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