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Question: Answered & Verified by Expert
In the given diagram of bacteriophage, A - D are labelled. Select the correct information?

BiologyBiological ClassificationNEET
Options:
  • A B - Collar, D - Tail fibres
  • B C - Sheath, A - Collar.
  • C A - Head, B - Tail fibres
  • D A - Head, D - Sheath
Solution:
1260 Upvotes Verified Answer
The correct answer is: B - Collar, D - Tail fibres
Bacteriophages are obligate parasites. These remain inactive outside the host (bacteria) but when they enter the host they use the cellular machinery of the host for their own multiplication and then destroy the host.

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