Which embryonic germ layer is the human cardiovascular system derived<br/>from () A: Ectoderm B: Mesoderm C: Endoderm D: Intraembryonic coelom
Which embryonic germ layer is the human cardiovascular system derived<br/>from () A: Ectoderm B: Mesoderm C: Endoderm D: Intraembryonic coelom
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