Dextran is used in
Why would lac z gene be fused to coding sequence of chain $A$ and $B$ in plasmids of $E.$coli?
Saccharomycetes cerevisae is
Read the following four statements $(1-4)$ about certain mistakes in two of them
$1.$ The first transgenic buffalo, Rosie produced milk which was human alphalactal albumin enriched.
$2.$ Restriction enzymes are used in isolation of $DNA$ from other macro-molecules.
$3.$ Downstream processing is one of the steps of $R-DNA$ technology.
$4.$ Disarmed pathogen vectors are also used in transfer of $R-DNA$ into the host.
Which are the two statements having mistakes?
The interferon of other animals