Glycogen exhibits branching, while amylose does not.

Glycogen has an α-1,4′-glycosidic linkage, while amylose has a β-1,4′-glycosidic linkage.

Amylose exhibits branching, while glycogen does not.

Glycogen has a β-1,4′-glycosidic linkage, while amylose has an α-1,4′-glycosidic linkage.