MDCAT Biology MCQ #892

A cell is actively synthesizing large amounts of proteins. Which type of RNA will constitute the highest percentage of the total RNA in this cell?

MDCAT Biology MCQ #892

  1. Question 1

    Q1. A cell is actively synthesizing large amounts of proteins. Which type of RNA will constitute the highest percentage of the total RNA in this cell?

    • A) mRNA
    • B) tRNA
    • C) rRNA
    • D) snRNA

    Answer: rRNA

    Explanation: Ribosomal RNA (rRNA) constitutes 80% of total cellular RNA; mRNA is the most diverse but only accounts for 3-4% total.