IMG_0133 Published December 19, 2012 at 768 × 1024 in Whiteboards December 2012 options for the 6th and 7th melodic degrees in the minor scale read the full text... top: options for the 6th and 7th melodic degrees in the upper tetrachord of the minor scale (1 1 ½ in both directions) middle: hexachordal scale structure with functions