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.