Which is an organ? heart circulatory system blood muscle tissue

asked Jan 27, 2021 163k views

3 votes

Which is an organ?

heart
circulatory system
blood
muscle tissue

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5 votes

Answer:

heart !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!11

Step-by-step explanation:

Calfater answered Jan 30, 2021

4.7k points

2 votes

Answer:

Heart

Step-by-step explanation:

AaRiF answered Feb 1, 2021

by AaRiF

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