MDCAT Biology MCQ #810

A solution containing various saccharides is tested with Benedict's reagent. Which sugar will fail to produce a brick-red precipitate despite being a disaccharide?

MDCAT Biology MCQ #810

  1. Question 1

    Q1. A solution containing various saccharides is tested with Benedict's reagent. Which sugar will fail to produce a brick-red precipitate despite being a disaccharide?

    • A) Maltose
    • B) Lactose
    • C) Sucrose
    • D) Glucose

    Answer: Sucrose

    Explanation: Sucrose is a non-reducing sugar because the glycosidic bond involves the anomeric carbons of both glucose and fructose. Maltose remains a reducing sugar.