The tailed bacteriophages are (a) motile on surface of bacteria (b) nonmotile (c) motile on surface of plant leaves (d) actively motile in water.
Option A The tailed bacteriophages contain a hollow helical tail which serves both as cell attachment organ and as a tube that facilitates the entry of nucleic acid into the host cell. The tail consist of tail plate and the caudal fibres.
