NEET Solved Paper 2014 Question 30
Question: Which of the following shows coiled ENA strand and capsomeres? [AIPMT 2014]
Options:
A) Polio virus
B) Tobacco mosaic virus
C) Measles virus
D) Retrovirus
Show Answer
Answer:
Correct Answer: B
Solution:
- In TMV RNA is single stranded (ss) helically coiled structure containing about 2130 capsomeres, a basic subunit of capsid (an outer covering of protein that protects the genetic material of a virus). There are about 16 capsomeres present in each helical turn.