Fig. 1. (A) The behavioral responses of wild-type cells to the spatial, temporal
and concentration components of the different phases of the natural cAMP wave,
derived from results obtained in prior studies
(Varnum-Finney et al., 1987a;
Varnum-Finney et al., 1987b;
Wessels et al., 1992;
Wessels et al., 2000b). (B)
Protocols used in this study to determine the behavioral defects of S13A
mutant cells.