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) four directions d) one direction

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asked Oct 27, 2022 83.6k views

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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) four directions d) one direction

Chemistry
college

Pharaun asked

by Pharaun

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Hi,

The valves in the heart open and close to move blood in between heart chambers.

Answer:

d) one direction

Mohamed NAOUALI answered Oct 31, 2022

by Mohamed NAOUALI

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