How Agrobacterium T plasmid is preferred to transfer of genes?

How does Agrobacterium acts as natural genetic engineer of plants ?

A technique of deliberate manipulation of genes or transfer of gene to a different organism is

In genetic engineering which is used for transfer of genes from one cell to another?

State how Agrobacterium tumefaciens and some retroviruses hve been modified as useful cloning vectors.

How bacteria take up plasmid during the process of recombinant DNA technology ?

What modifications is done on T, plasmid of Agrobacterium tumefaciens to convert it into a cloning vector?

Why is Agrobacterium tumefaciens a good cloning vector for gene cloning ? Explain.

How is copy number of the plasmid vector related to yield of recombinant protein?

How is energy transferred in food chain?