A. A virus attacking another virus
B. A stage in the life cycle of a bacterium
C. A bacterium attacking a virus.
D. A virus attacking a bacterium
Free MCQs for FPSC, NTS, PPSC, PMS, CSS & All Pakistan Exams 2026
A. A virus attacking another virus
B. A stage in the life cycle of a bacterium
C. A bacterium attacking a virus.
D. A virus attacking a bacterium