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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

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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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

asked
User Jimski
by
8.1k points

2 Answers

3 votes

Answer:

O b) two directions

Step-by-step explanation:

I think

answered
User Matt Klepeis
by
8.2k points
6 votes

b) two directions

i think

answered
User Taptronic
by
8.4k points
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