Carbohydrates are essential molecules. Carbohydrates are a source of energy, a store of energy in the body, and can mix with water. Option D.
What are carbohydrates?
Carbohydrates are essential molecules for life as they are the main source of energy necessary for organisms.
Carbohydrates are hydrophilic substances soluble in water and alcohol. Their -OH groups are responsible for that solubility.
Carbohydrates are present as small or large molecules.
- Small molecules ⇒ sugars ⇒ monosaccharide and disaccharide
- Large molecules ⇒ polysaccharide
Glucose is the principal carbohydrate cells use to accomplish their vital functions.
Carbohydrates are a source of energy, a store of energy in the body, and can mix with water. Option D.
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