given-that-d-mannose-is-an-epimer-of-d-glucose-what-can-be-predicted-about-their

Question

Given that D-mannose is an epimer of D-glucose, what can be predicted about their structures?

Accepted Answer

They differ in configuration at only one specific carbon atom.

Answer

They are identical in structure.

Answer

They differ in the number of carbon atoms in their backbone.

Answer

One contains a ketone group, while the other contains an aldehyde group.