MCQ
Polonium belongs to ____________.
- Agroup 17
- Bgroup 18
- Cgroup 15
- ✓group 16
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Plasmids, bacteriophages (Ml3, lambda virus), cosmid, phagemid, BAC (bacterial artificial chromosome), YAC (yeast artificial chromosome), transposons, baculoviruses, and mammalian artificial chromosomes (MACs)