blastosphere
/'blæstәusfiә/
Nghĩa đầy đủ · từ điển Anh–Việt
blastosphere
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* danh từ- (sinh học) phôi cầu
Định nghĩa tiếng Anh
n early stage of an embryo produced by cleavage of an ovum; a liquid-filled sphere whose wall is composed of a single layer of cells; during this stage (about eight days after fertilization) implantation in the wall of the uterus occurs