Question

Ti plasmids are present in ______
a. Bacillus thuringiensis
b. Agrobcaterium tumefecience.
c. Haemiphilous influenzae.
d. Escherichia coli

Answer 1

Ti plasmids means tumer inducing plasmids . therefore the should be agrobacterium tumefaciens.

Answer 2

Answer:

b. Agrobcaterium tumefecience.

Explanation:

Ti plasmids refer to as tumor-inducing plasmids. They are present in the Agrobacterium tumifaciens. The desirable genes in the eukaryotic hosts are delivered by the pathogens such as Ti plasmids and retroviruses. Ti plasmid has been modified into a plasmid vector that is no more pathogenic to the plants. Ti plasmid is used only in plant cells while retroviruses are used in animal cells to deliver the desirable genes.