MDCAT Biology MCQ #918

An athlete training at high altitudes has an increased count of red blood cells containing which specific globular protein for oxygen transport?

MDCAT Biology MCQ #918

  1. Question 1

    Q1. An athlete training at high altitudes has an increased count of red blood cells containing which specific globular protein for oxygen transport?

    • A) Keratin
    • B) Hemoglobin
    • C) Fibrin
    • D) Silk

    Answer: Hemoglobin

    Explanation: Hemoglobin is a globular protein that is soluble and functional. Keratin is tempting but it is a structural fibrous protein.