Question

what is sugar described as in the video?*a class of molecules called proteinsa class of molecules called carbohydratesa class of molecules called lipidsa class of molecules called amino acidswhich of the following is not mentioned as a form of sugar in the video?glucosefructosegalactosemaltose

Explanation:

Sugar is a type of carbohydrate. Carbohydrates are one of the main classes of macronutrients. Proteins are made of amino acids and are involved in many functions like building tissues. Lipids include fats and oils. Amino acids are the building blocks of proteins. Glucose, fructose, and galactose are monosaccharides (simple sugars). Maltose is a disaccharide (a type of sugar made by combining two monosaccharides).

Answer:

For the first question: A CLASS OF MOLECULES CALLED CARBOHYDRATES.
For the second question: MALTOSE.