One sharp in the key signature, like the relative major of G
major.
It is written here with accidentals and no key signature at
the beginning.
Click twice to hear it.
The 7th. note is raised going up, and is still raised going down.
Note that this has the same pattern as A harmonic minor.
step, half-step, step, step, half-step, step plus a half-step, half-step.