Jim Oblon drops some blues science, demystifying the practice of alternating between parallel minor and major pentatonics ...

In this feature we will focus on six scales, three minor and three major, all of which have their ... lick that borrows ideas ...

Harmonic minors use the relative major key signature and raise the seventh note of the scale. For example, in A harmonic minor there are no sharps or flats other than the raised seventh of G#.