Read the following four statements (I - IV) about certain mistakes in two of them

I .The first transgenic buffalo, Rosie produced mile which was human alpha - lactal bumin enriched

II. Restriction enzymes are used in isolation of DNA from another macro -molecules.

III. downstream processing is one of the steps of R-DNA technology.

IV. Disarmed pathogen vectors are also used in the transfer of R - DNA into the host. 

Which are the two statements having mistakes?

• Statement (II) and (III)

• Statements (III) and (IV)

• Statements (I) and (III)

• Statements (I) and (II)