Which of the Following Sugars is an Aldopentose

Question

Which of the following sugars is an aldopentose?
A)galactose
B)ribulose
C)ribose
D)xylulose

Accepted Answer

Aldopentose is a sugar with five carbon atoms and an aldehyde functional group. Among the given options, only ribose fits this description. Galactose and xylulose are aldohexoses with six carbon atoms, and ribulose is a ketopentose.