everyday science MCQ #3645

The lifespan of red blood cells is ________.

everyday science MCQ #3645

  1. Question 1

    Q1. The lifespan of red blood cells is ________.

    • A) 30 days
    • B) 60 days
    • C) 120 days
    • D) None of these

    Answer: 120 days

    Explanation: 120 days is the scientifically accurate choice. The concept tested here is core everyday science for MDCAT, ECAT, and general ability papers.