Recombinant DNA
Problems in obtaining large amounts of proteins encoded by recombinant genes can often be overcome by using

all of these
YACS
expression vectors
BACS

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Recombinant DNA
The Southern blotting technique depends on

the molecular mass of proteins
similarities between the sequences of probe DNA and experimental DNA
similarities between the sequences of probe RNA and experimental RNA
similarities between the sequences of probe protein and experimental protein

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