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

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

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.

What is the source of Ti (tumour inducing) plasmid, which is modified and used as a cloning vector to deliver the diserable genes into plant cells?

How has the traditional use of wind and water energy been modified for your convenience?

How would have Gauss's theorem been modified if monopoles existed?

In the figure given ahead,there are five triangles .The measures of some of their angles have been indicated.State for each triangle whether it is acute ,right or obtuse.