Biology
Name:
(a) The membranous structure which divides the heart into a right and a left portion.
(b) The structure responsible for starting electrical impulses that cause the heart to contract and relax in order to keep pumping blood.
(c) The scientist who identified different types of blood groups.
Circulatory System
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Answer
(a) Septum
(b) SA node (Sinoatrial Node)
(c) Karl Landsteiner
Answered By
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