Question

agrobacterium tumifaciens, a pathogen of several dicot plants which is able to deliver a piece of dna known as the dna to transform normal cells into tumour cells. Is this pathogen acts as a vector and plant as host? Yes or No.

Answer 1

Agrobacterium tumefaciens is a natural vector, capable of causing tumours as it contains a plasmid (Ti plasmid or pTi) which has tumour inducing genes.