MDCAT Biology MCQ #899

Surface receptors on a human cell membrane are composed of carbohydrates covalently linked to proteins. What is the technical name for these molecules?

MDCAT Biology MCQ #899

  1. Question 1

    Q1. Surface receptors on a human cell membrane are composed of carbohydrates covalently linked to proteins. What is the technical name for these molecules?

    • A) Glycolipids
    • B) Glycoproteins
    • C) Lipoproteins
    • D) Nucleoproteins

    Answer: Glycoproteins

    Explanation: Glycoproteins act as cell surface markers; glycolipids are also in membranes but are carbohydrate-lipid conjugates rather than carbohydrate-protein.