Jerome Randle and Theo Robertson each scored 16 points as California defeated Oregon 64-49 Saturday.
Randle and Robertson combined for 11 points and three 3-pointers during a 15-4 run for the Golden Bears (18-9, 10-5) in the opening minutes of the second half that turned Cal's one-point halftime lead into a 39-27 advantage.
Jeremy Jacob scored 14 to lead the last-place Ducks (12-14, 4-10), who lost their fifth straight and for the 10th time in 12 games.
The Bears lead the Pac-10 by one game over Arizona State, which plays Sunday, with three to play.
The Ducks shot just 34.1 percent from the field and were 1-for-11 from 3-point range.
Oregon didn't make a field in the final 10:33 and didn't score in the final 4:41.