develops_from
develops from
develops from
cleavage stage embryo
Drosophila cleavage stage embryo
stage 3 embryo
Drosophila stage 3 embryo
syncytial blastoderm embryo
Drosophila syncytial blastoderm embryo
stage 4 embryo
Drosophila stage 4 embryo
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fly_anatomy.ontology
FBbt:00005306
Nuclear division 10-13. Polar buds divide twice and become tightly grouped at the posterior pole by the end of this stage. Nuclei visible at the rim of the embryo. Stage 4 ends with the beginning of cellularization. Duration at 25 degrees C: approximately 50 minutes (80-130 minutes after egg laying).