Biology, asked by aysha7406, 7 hours ago

The human heart start beating around 32nd day during the embryonic development and beats till the end of his life find the error

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Answered by sharathchandragangul
1

Answer:

A fetal heartbeat may first be detected by a vaginal ultrasound as early as 5 1/2 to 6 weeks after gestation. That's when a fetal pole, the first visible sign of a developing embryo, can sometimes be seen. But between 6 1/2 to 7 weeks after gestation, a heartbeat can be better assessed.

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