Cloning Vectors
Single stranded vectors are useful

for oligonucleotide directed mutagenesis
for probe preparation
All of these
for sequencing of cloned DNA

ANSWER DOWNLOAD EXAMIANS APP

Cloning Vectors
Cosmid vectors are

cryptic plasmids
plasmids that have no selection marker
phages that lack cos site
plasmids that contain fragment of λ DNA including the cos site

ANSWER DOWNLOAD EXAMIANS APP