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embryo
mastery UK /ˈɛmbɹi.əʊ/ US /ˈɛmbɹi.oʊ/noun
card 1 of 9 · fill in the blank
The _____ embryo develops rapidly during the first few weeks of pregnancy.
card 1 of 9 · fill in the blank
The _____ embryo develops rapidly during the first few weeks of pregnancy.