In phage (plaque) culture

Options

A. Only protein of virus enters and multiplies
B. Only DNA of virus enters the bacterium and multiplies
C. Whole virus enters the bacterium and multiplies
D. None of these

Answer

B

Explanation

Virus or phage culture requires host cells in which to multiply. For bacteriophage cultures are grown by infecting bacterial cells in which only genetic material enters the bacteria and multiplies.