what is ECG in biology
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➡️ECG means ElectroCardiogram
➡️ An ECG is a simple, noninvasive procedure. Electrodes are placed on the skin of the chest and connected in a specific order to a machine that, when turned on, measures electrical activity all over the heart.
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an organic vessel where an embroy develops,and one in which the female of an animal species lays as a mean of reproduction....
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