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Leno4ka [110]
3 years ago
14

The valves in the heart open and close to move blood in between heart chambers. O a) three directions O b) two directions O c) f

our directions d) one direction
Medicine
2 answers:
Alexxx [7]3 years ago
8 0

Answer:

B

Explanation:

The two chambers, the ventricles

Tom [10]3 years ago
5 0

Answer:B The two chambers, the ventricles

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