Movie 1.

Time course of early embryogenesis comparing representative embryos recovered from the wild-type gfp:3xflag::mex-3 3'UTR strain (left) or the mex-3 Δ3'UTR strain (right) cultured under standard conditions at 20^°C. Frames were collected at a five-minute interval and sped up to a frame rate of 4 frames per second in this movie.