By game day, Purdy was removed from the injury list entirely with Jones as questionable. A clue, perhaps as to whether it will be Purdy or Jones against the Rams? Wide receiver Ricky Pearsall Jr., who has become the 49ers’ most dangerous target at wide receiver, departed after 37 snaps afterward said there was “instability” in his knee. West (thumb), defensive lineman Yetur Gross-Matos (knee), wide receiver Jordan Watkins (calf) and defensive end Robert Beal Jr. (ankle). The 49ers don’t actually practice until after 5 p.m. in order to give players more recovery time in a short week.