TLS Online TPP Program

#Id: 7365

#Unit 5. Developmental Biology

Drosophila eggs undergo Superficial cleavage.

TLS Online TPP Program

#Id: 7366

#Unit 5. Developmental Biology

In the Drosophila egg, karyokinesis occurs without cytokinesis to create a syncytium.

TLS Online TPP Program

#Id: 7367

#Unit 5. Developmental Biology

In Drosophila, during the ninth division cycle- Pole cells determination 

TLS Online TPP Program

#Id: 7368

#Unit 5. Developmental Biology

The transition from specification to determination in Drosophila is mediated by Segmentation genes.

TLS Online TPP Program

#Id: 7369

#Unit 5. Developmental Biology

First zygotic genes is Gap genes. Mutations in them cause gaps in the segmentation pattern.

TLS Online TPP Program

#Id: 7370

#Unit 5. Developmental Biology

Gap genes encode transcription factors, and differing combinations and concentrations of gap gene proteins regulate the transcription of pair-rule genes, which divide the embryo into periodic units.