janamesa janamesa

05-08-2021
Physics

contestada

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

Respuesta :

pandamille pandamille

06-08-2021

Hi,

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

Answer:

d) one direction

Answer Link

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