j 02 • • ..... • • / So< P////////////: ‘‘ I • ...... • • • • • • ..... 0 7///////////////( fi L • CU 0A II OA I 0 01 04 04 08 Olive Squaw, (q) Om, frePancY PO 268 Figure 2 I The relative fitness costs of the gene drive (c) and the resistant allele (s) determine four distinct 269 l