Put the steps of recombining DNA in order.

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1.transferring the vectors into host organism
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2.obtaining the products of recombinant genes
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3.inserting the genes into the vectors
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4.using PCR to make many copies of a gene
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5.cutting the desired DNA by restriction sites

5. cutting the desired DNA by restriction sites

3. inserting the genes into the vectors
4. using PCR to make many copies of a gene
1. transferring the vectors into host organism
2. obtaining the products of recombinant genes