Asked in PMC Practice Test 17 (2021) 2021Moderate

Glyceraldehydes are

Correct answer: C. triose sugars

  • A. pentose sugars
  • B. oligo sugars
  • C. triose sugars
  • D. manose sugars

Explanation

Glyceraldehyde (glyceral) is a triose monosaccharide with chemical formula C3H6O3. It is the simplest of all common aldoses. It is a sweet, colorless, crystalline solid that is an intermediate compound in carbohydrate metabolism.

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Carbohydrates are organic compounds classified as monosaccharides, disaccharides and polysaccharides according to their structure and hydrolysis products. The topic covers glycosidic bonds, glucose and fructose, sucrose, lactose and maltose, starch, glycogen and cellulose, along with their roles in energy storage, structural support and food tests.

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