IB Biology — 2.7.2

The heart, cardiac cycle & double circulation

The heart, cardiac cycle & double circulation is part of IB Biology Topic 2.7. Below you'll find links to free study notes, flashcards, and practice questions.

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More in Topic 2.7

2.7.1Blood vessels: arteries, veins & capillaries2.7.3Circulatory health: blood pressure, cholesterol & exercise2.7.4Plant transport: xylem & transpiration2.7.5Plant transport: phloem & translocation