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Carnegie Stage   Figure

Mid-serial section showing nuclear detail

Mid-serial section showing nuclear detail

Mid-serial section showing nuclear detail in both blastomeres. The difference in size and shape of the two cells is apparent. The zona is defective on the lower margin in the picture.

Fig. 5. Hertig et al., 1954


Keywords: blastomere, zona pellucida


Source: The Virtual Human Embryo.