inability of a plasmid to grow in the host

inability of two different plasmids to coexist in the same host cell in the absence of selection pressure.

Both (a) and (b)

None of the above

100 kbp

50 kbp

20 kbp

10 kbp

1-2 kb

6-7 kb

9-20 kb

30-35 kb

they have more extensive range of restriction targets with in their polylinkers.

physical separation of lambda arm from central fragment is required

physical separation of lambda arm from central fragment is not required

Both (a) and (b)

plasmid

cosmid

bacteriophage

phagemid

consists of 12 bases

helps whole genome in circularization and ligation

contains cleavage site

Both (a) and (b)

filamentous phage

single stranded DNA vector

plasmid

Both (a) and (b)

combination of plasmid and phage λ

combination of phages and cosmid

phages carrying properties of plasmids

All of the above

for sequencing of cloned DNA

for oligonucleotide directed mutagenesis

for probe preparation

All of the above

β-galactosidase fused protein

free protein in the cytoplasm

free protein that is secreted out

All of the above