Chapter:

Biotechnology-and-its-Applications

Read following four statements (A-D).

A. The first transgenic buffalo, Rosie produced milk which was human alpha-lactalbumin enriched.
B. Restriction enzymes are used in isolation of DNA from or macromolecules.
C. Downstream processing is one of steps of rDNA technology.
D. Disarmed pathogen vectors are also used in transfer of rDNA into host.

Which of two statements have mistakes?