MDCAT Biology MCQ #138

Tobacco Mosaic Virus (TMV) is a well-studied helical virus. Exactly how many capsomeres are present in its protective protein coat?

MDCAT Biology MCQ #138

  1. Question 1

    Q1. Tobacco Mosaic Virus (TMV) is a well-studied helical virus. Exactly how many capsomeres are present in its protective protein coat?

    • A) 162 capsomeres
    • B) 252 capsomeres
    • C) 2130 capsomeres
    • D) 5000 capsomeres

    Answer: 2130 capsomeres

    Explanation: The Tobacco Mosaic Virus (TMV) capsid is composed of exactly 2130 capsomeres; 252 is the count for Adenovirus.