Fig. 1. GFP:PAR-2 and GFP:PAR-6 dynamics in wild-type and mutant embryos (Movies
1-2, 10-11, 20-21). (A) Pronuclear formation. (B) Cessation of ruffling in
posterior. (C) Pseudocleavage. (D) Pronuclear meeting. (E) Spindle rotation.
(F) Mitosis. (G) two-cell stage. Quicktime movies of this and subsequent
figures are accessible at
ftp://www.wormbase.org/pub/wormbase/datasets/seydoux_2003.
C. elegans zygotes are approximately 50 µm in length.