Fz Induces Phosphorylation of Vang in S2 Cells and In Vivo Dsh-Mediated Fz Signaling Is Not Required for Vang Phosphorylation S120/122 Phosphorylation Promotes Polarized Distribution of Vang at the Cell Membrane Fz-Induced Vang Phosphorylation Is Required for Polarized Distribution and Function of Vang in PCP Dco/CK1ε Causes Phosphorylation of the Vang Intracellular N Terminus Quantitative Analysis of Pupal Wing Images and Generation of Polarity Vectors Quantitative Analysis of Cortical...