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Definition
| Product of superficial cleavage consisting of thousands of cells arranged in a single layer at the insect egg periphery. |
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Definition
| A nucleus and its associated cytoplasmic domain in a syncytial blastoderm. |
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Definition
| A set of genes whose products divide the embryo into broad regions and help to specify cell fates within those regions. |
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Definition
| A mutation that causes one structure to be replaced by another one. |
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Definition
| In flies a set of genes whose products specify the characteristic structures of each segment. |
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Definition
| A small group of cells in an insect embryo or larva that are elaborated during metamorphosis to form adult structures such as eyes, legs, wings, antennae, and certain reproductive structures. |
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Definition
| Genes of the maternal genome that are transcribed and accumulated during oocyte development and affect development of the embryo derived from the egg. |
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Definition
| A set of genes whose products are expressed in stripes that subdivide broad gap gene regions into parasegments. |
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Definition
| Section of gene expression along the AP axis of a Drosophila embryo before segmentation that develops into the posterior portion of one body segment and the anterior portion of the next segment. |
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Definition
| A set of genes whose products control orientation and cell fates within each segment. |
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Term
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Definition
| A set of genes whose products divide the Drosophila embryo into a repeating series of parasegments along the AP axis. |
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Term
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Definition
| Intermediate product of superficial cleavage consisting of thousands of nuclei sharing a common cytoplasm and arranged in a single layer at the periphery of an insect egg. |
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