Palaeontologists unearthed a human skull during excavation. A small fragment of the scalp tissue was still attached to it. Only little $DNA$ could be extracted from it. If the genes of the ancient man need to be analysed, the best way of getting sufficient amount of $DNA$ from this extract is

Write a short note on biopiracy highlighting the exploitation of developing countries by the devel oped countries.

Goeddel and his associates biosynthesised the $HGH$  by genetic engineering by

Hirudin can be extracted from transgenic plant

Injecting functional adenosine deaminase into a patients (lacking $ADA$ gene) blood cells may be considered as