Apple Color 1.5 - Manual (Page 327)

To copy a correction from one shot to another
µ
Drag a single correction bar in the grades track of the Timeline to the shot you want to
copy it to.
The shot you drag the correction onto becomes highlighted, and after you drop the
correction, the current grade for that shot appears with the same grade bar.
Note: When you copy individual corrections, secondary corrections overwrite other
secondary corrections of the same number.
To copy a grade from one shot to another
µ
Drag a shot's grade bar in the grades track of the Timeline to a second shot you want to
copy it to.
The shot you drag the grade onto becomes highlighted, and after you drop it, every
correction in the current grade for that shot is overwritten with those of the grade you
copied.
You can also copy a grade to another grade within the same shot. This is useful for
duplicating a grade to use as a starting point for creating variations on that grade.
327 Chapter 13 Managing Corrections and Grades