Mutarotation

Solutions of D-(+)-glucose give no observable ___ or ___ absorption band for a carbonyl group.

Solutions of D-(+)-glucose give a _______ test with Schiff's reagent. Which is a special reagent that requires high ________ of a free __________ (rather than a ________) in order to give a positive test.

D-Mannose favors which anomeric orientation? What is this known as ?

What is the anomeric effect?