What are cloning vectors?

Why are cloning vectors bacteriophages sometimes preferred over bacterial plasmids ?

What are clones?

Assertion : All expression vectors are cloning vectors and vise versa. Reason : Expression vectors have at least the regulatory sequences i.e., promotes, operators, ribosomal binding sites, etc having optimum function in the chosen control but not origin of replication.

Which of the following is not a cloning vector ?

What modification is done on the Ti plasmid of Agrobacterium tumefaciens to convert it into a cloning vector ?

What will be the effect if pBR322, a cloning vector does not carry 'ori' site ?

________ are most widely used cloning vectors in genetic engineering.

Write the role of 'ori' and 'restriction site' in a cloning vector PBR322.

What are scalar and vector quantities. Give five example of each. Example the concept of parallel vector, opposite vector , antiparallel vector, negative vector, and collinear vector.