Consider the following statements

$I$. Flavr savr is a genetically modified tomato, which remains fresh and retains its flavour much longer than the normal tomato due to blocking of synthesis of fruit softening enzyme polygalacturonase

$II$. Recently, the $US$ Government has patented the Indian 'basmati' rice as Rice-tec

$III$. Viruses, bacteria and some other harmful organisms can be used as bioweapons in biological warfare

Which of the statements given above are correct?

Main objective of production/use of herbicide resistant $GM$ crops is to
$(A)$ -Reduce herbicide accumulation in food articles for health safety.
$(B)$ -Eliminate weeds in the field without the use of herbicides
$(C)$ -Eliminate weeds from the field without the use of manual labour.
$(D)$ -Soil pollution and biomagnification caused by herbicides.
Which of the following statements are correct?

Human insulin is being commercially produced from a transgenic species of

Ethyl alcohol is commercially manufactured from

Polypeptide chain present in insulin are Linked together by..

Which of the following enzymes are used for converting corn starch into high fructose syrup