SEATTLE — The Miami Dolphins, on Saturday, signed quarterback Tim Boyle onto their active roster off the practice squad, placed wide receiver Grant DuBose on injured reserve and elevated wideouts Erik Ezukanma and Dee Eskridge for Sunday’s game against the Seattle Seahawks. Boyle being brought up to the roster gives the Dolphins three quarterbacks Sunday at Seattle’s Lumen Field. Skylar Thompson is in line to start with Tua Tagovailoa in concussion protocol and on IR, and Miami signed local South Florida product Tyler Huntley this week.