Most of the micro-organisms which produce antibiotics live in the soil because

In the formation of ascorbic acid, the micro-organism used is

What is a recombinant $\rm {DNA}$ vaccine ? Give two examples.

Nobel prize to Kornberg and Ochoa was given for

Gene therapy is an attempt to correct a genetic defect by providing a normal gene into the individual. By this the normal function can be restored. An alternate method would be to provide the gene product (protein/enzyme) known as enzyme replacement therapy, which would also restore the function. Which in your opinion is a better option ? Give reason for your answer.