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T2 CH6 Human Organ Systems — Science STD 6 — Question

Tamilnadu BoardEnglish MediumSTD 6ScienceT2 CH6 Human Organ Systems1 Mark
Question
Why is the heart divided into two halves by a thick muscular wall?
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Answer

The oxygenated and deoxygenated blood are separately circulated. So the heart is divided into two halves by a thick muscular wall.

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