Technique used to detect $HIV$ in suspected $AIDS$ patient in asymptomatic stage is
$PCR$
$Serum \;analysis$
$Both$ $(a)$ $and$ $(b)$
$Urine \;analysis$
Tobacco plant resistant to a nematode have been developed by the introduction of $DNA$ that produces (in the host cells)
Golden rice is a promising transgenic crop. When released for cultivation, it will help in
Select the correct statement $(s)$
$(1)$ $IARI$ has released a mustard variety rich in vitamin $C$.
$(2)$ Pusa Sawani variety of Okra is resistant to aphids.
$(3)$ Hairiness of leaves provides resistance to insect pests.
$(4)$ Agriculture accounts for approximately $33\%$ of India's $GDP$ and employs nearly $62\%$ of the population.
Goeddel and his associates biosynthesised the $HGH$ by genetic engineering by
A transgenic food crop which may help in solving the problem of night blindness in developing countries is