4. The molecules serve as fuel for cells: their chemical energy can
be harvested through processes like cellular respiration and fermentation
ated into

Glucose, also called grape sugar, blood sugar or corn sugar, is among the simplest and one of the primary naturally occurring sugars. produced naturally by plants as the primary photosynthesis product, it is heavily used by living beings as a main energy source and is necessary for cellular respiration. chemically, it is a monosaccharide carbohydrate and serves as a building block for complex sugars like starch.

The answer is c i just finished taking the test