Truck Ratings for RV Towing. Quite a few options exist for towing a recreational vehicle, but four truck brands dominate the U.S. market: Chevrolet, Dodge, Ford, and GMC.
The linear form of glucose shown above makes up less than 3% of the glucose molecules in a water solution. The rest is one of two cyclic forms of glucose formed when the hydroxyl group on carbon 5 (C5) bonds to the aldehyde carbon 1 (C1), as shown below.
Glucose is a simple sugar with the molecular formula C6H12O6. Glucose circulates in the blood of animals as blood sugar. It is made during photosynthesis from water and carbon dioxide, using energy from sunlight. It is the most important source of energy for cellular respiration. Glucose is stored as a polymer, in plants as starch and in animals as glycogen.