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gogolik [260]
3 years ago
15

The main organ of the muscular system are the Heart Brain Muscles Bones

Biology
2 answers:
MatroZZZ [7]3 years ago
4 0

Answer:muscles

Explanation:muscular/ muscles take a hint the answer is in the question X_X

Misha Larkins [42]3 years ago
3 0

Answer: Muscles is the correct answer

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