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Biology
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Human Circulatory System
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Age 13+
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level: 9-12
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English
คำแนะนำของผู้เขียน
Human heart is a hollow fibromuscular conical organ located between the two lungs meant for pumping blood. Here we will try to know 10 important parts of the heart.
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-
Biology
-
Human Circulatory System
-
Age 13+
-
level: 9-12
-
English
คำแนะนำของผู้เขียน
Human heart is a hollow fibromuscular conical organ located between the two lungs meant for pumping blood. Here we will try to know 10 important parts of the heart.