Production of value added products like nutrition supplements, pharmaceuticals, fuels, etc, using transgenic crop is called

Chloramphenicol and erythromycin $(broad spectrum antibiotics) $ are produced by

Read the following four statements $(A-­D)$ about certain mistakes in two of them.

$(A)$ The first transgenic buffalo, Rosie produced milk which was human alpha­ lactalbumin enriched.

$(B)$ Restriction enzymes are used in isolation of $DNA$ from other macromolecules.

$(C) $ Downstream processing is one of the steps of $rDNA$ technology.

$(D)$ Disarmed pathogen vectors are also used in transfer of $rDNA$ into the host.

Which of the two statements have mistakes ?

Donor and recipient of the transplanting tissue is the same person. This type of grafting is known as