Typical cell cycle Typical accelerated cell cycle during cleavage stage.

Typical cell cycle

Typical accelerated cell cycle during cleavage stage

Cell division includes cytokinesis and karyokinesis

Cleavage - Drosophila

•http://bio.research.ucsc.edu/people/sullivan/Movies/01Movie.mov

•youTube: Drosophila

Cleavage - Drosophila

•FIRST CYCLES ,•Vade.M. movie of cellularization

Drosophila – 2 lectures

• Cleavage

• Move on to gastrulation, organogen., metamorph.

• Once we know the embryo, meet the molecules• Because this is a largely ‘solved’ system

• Because these genes have key roles in all metazoans

All animals have related developmental histories

Fate Map

Gastrurlation - Drosophila

http://www.flybase.org/data/images/Animation/

Restart with Dros. Dev. Film

All animals have related developmental histories

out inevert

END