title: Scanning electron microscopy of Drosophila embryogenesis. 1. The structure of the egg envelopes and the formation of the cellular blastoderm.
mesh_terms: D000818:Animals; D001755:Blastocyst / Q000648:ultrastructure*; D001756:Blastoderm / Q000648:ultrastructure*; D004331:Drosophila melanogaster / Q000196:embryology* / Q000648:ultrastructure; D005260:Female; D005306:Fertilization; D008297:Male; D008938:Mitosis; D010063:Ovum / Q000648:ultrastructure