MDCAT Biology MCQ #667

A student attempts to dissolve the branched component of starch in a beaker of boiling water. What is the expected result for this component?

MDCAT Biology MCQ #667

  1. Question 1

    Q1. A student attempts to dissolve the branched component of starch in a beaker of boiling water. What is the expected result for this component?

    • A) Soluble in hot water
    • B) Insoluble in hot water
    • C) Soluble in cold water
    • D) Soluble in alcohol

    Answer: Insoluble in hot water

    Explanation: Amylopectin is the branched fraction of starch and is insoluble in both hot and cold water. Amylose is soluble in hot water.