For the disaccharide below: (i) determine its reducing end, (ii) specify the monosaccharides that constitute it, and (iii) describe the type of its glycosidic bond.

i)

ii) ribose + sucrose

iii) α(1→6) glycosidic linkage

i)

ii) mannose + glucose

iii) β(1→2) glycosidic linkage

i)

ii) sucrose + xylose

iii) β(1→5) glycosidic linkage

i)

ii) galactose + glucose

iii) α(1→6) glycosidic linkage