Biological-Classification-And-System-Of-Classification Question 788
Question: The given figure shows some structures labelled as 1, 2, 3 and 4. Which structure has the protein coat that encloses the nucleic acid?
Options:
A) 1
B) 2
C) 3
D) 4
Show Answer
Answer:
Correct Answer: A
Solution:
The structure marked as 1, 2, 3 and 4 are respectively head, collar, sheath and tail fibres.
In head (structure marked as 1), the protein coat (called the capsid) made of small subunits called capsomeres, protect the nucleic acid.
 BETA
  BETA 
             
             
           
           
           
          