gastrula the cells endoderm and ectoderm |
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navigate by keyword : anatomy biology birth blastocoele blastomeres blastula cage cavity cell cells child conceiving developing development division ectoderm egg embryo embryology embryonic endoderm female fertility fertilized fetus follicle gastrula genes genetic gynecology health human illustration infertility insemination medical medicine microscopic natural nhuman nucleus oocyte ovary ovulation ovum penetrate pregnancy rendering reproduction reproductive seed segmentation stage surrounding treatment unnatural zygote |
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Gastrula. The cells of endoderm and ectoderm. The stage of segmentation of a fertilized ovum.
Human embryonic development. 3d rendering medical illustration. |
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