Cloning Vectors
A plasmid can be considered as a suitable cloning vector if

it possesses a single restriction site for one or more restriction enzymes
insertion of foreign DNA does not alter its replication properties
All of these
it can be readily isolated from the cells

ANSWER DOWNLOAD EXAMIANS APP

Cloning Vectors
Cosmid vectors are

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

ANSWER DOWNLOAD EXAMIANS APP