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Y1 Y2 Y3 Y4 Y5 KG G1 G2 G3 G4 G5 G6 G7 G8 G9 G10 G11 G12
Category Science Math English Social Studies
Subject Grade 7 Science - Biology
Topic Flow of blood in the circulatory system
 
Flow of blood in the circulatory system
Know that contractions of the heart generate blood pressure and that heart valves prevent back flow of blood in the circulatory system.
 
 
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