KRITAA labor of love, KRITA is a free, open-source digital painting software download for Windows ... Toy TheaterGreat for kids preK-6, this site’s art section includes a variety of simple art ...
Here, we show that the timing of blastomere polarization at the 8-cell stage is asynchronous, and that the heterogeneity between the blastomeres at the 4-cell stage influences cell fate specification ...