MDCAT Biology MCQ #999

A student tests a starch sample and finds it is insoluble in hot water and has a branched molecular structure. Which component is this?

MDCAT Biology MCQ #999

  1. Question 1

    Q1. A student tests a starch sample and finds it is insoluble in hot water and has a branched molecular structure. Which component is this?

    • A) Amylose
    • B) Amylopectin
    • C) Glycogen
    • D) Cellulose

    Answer: Amylopectin

    Explanation: Amylopectin is the branched, insoluble component of starch; Amylose is tempting because it is also starch but is unbranched and soluble.