MDCAT Chemistry MCQ #4885

A student attempts to dissolve starch in hot water and finds a portion remains insoluble. Which component is responsible for this lack of solubility?

MDCAT Chemistry MCQ #4885

  1. Question 1

    Q1. A student attempts to dissolve starch in hot water and finds a portion remains insoluble. Which component is responsible for this lack of solubility?

    • A) Amylopectin
    • B) Amylose
    • C) Glucose
    • D) Fructose

    Answer: Amylopectin

    Explanation: Amylopectin is insoluble in water due to its highly branched alpha-1,6-glycosidic structure. Amylose is tempting but is actually the water-soluble component.