A DNA fragment of 5000bp needs to be isolated from $E.coli$ (genome size $4\times10^3 kb$) genomic library.
The minimum number of independent recombinant clones required to represent this fragment in genomic library are
- $16\times10^2$
- $12\times10^2$
- $8\times10^2$
- $1.25\times10^2$