Carbohydrates Structure Quiz

D-glyceraldehyde

L-glyceraldehyde

Dihydroxyacetone

D-ribose (linear form)

α-D-ribose (α-D-ribofuranose)

β-D-ribose (β-D-ribofuranose)

D-2'-deoxyribose (linear form)

α-D-2'-deoxyribose (α-D-deoxyribofuranose)

β-D-2'-deoxyribose (β-D-deoxyribofuranose)

D-glucose

α-D-glucose (α-D-glucopyranose)

β-D-glucose (β-D-glucopyranose)

D-mannose

α-D-mannose (α-D-mannopyranose)

β-D-mannose (β-D-mannopyranose)

D-galactose

α-D-galactose (α-D-galactopyranose)

β-D-galactose (β-D-galactopyranose)

D-fructose

α-D-fructose (α-D-fructofuranose)

β-D-fructose (β-D-fructofuranose)

D-xylose

D-ribulose

D-xylulose

D-glucosamine

α-D-glucosamine

β-D-glucosamine

α-D-N-acetylglucosamine

β-D-N-acetylglucosamine

D-mannosamine

2nd from the left

α-D-mannosamine

opposite of this

β-D-mannosamine

D-galactosamine

2nd from the right

α-D-galactosamine

β-D-galactosamine

D-glucuronic acid

Sucrose (one way of drawing it)

Sucrose (another way of drawing it)

Lactose (the α form would have the OH going down on the glucose side)

α-Maltose

β-Maltose

α-cellobiose

β-cellobiose