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283 views

How are DNA segments selected in PCR?

I understand that in PCR we're able to amplify only selected portions of the DNA... however despite reading it from multiple sources, I cannot figure out how this selection actually takes place. I ...
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2answers
106 views

DNA sequence from the middle of a gene

Someone gives you a short DNA sequence that comes from the middle of a gene. 5'- TCTAACTGATTAGC -3' 3'- AGATTGACTAATCG -5' From this sequence, determine the ...
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0answers
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Replication of DNA in E. coli: what are DARS and RIDA?

I understand what is DnaA, its role in replication and the fact that it's only active when binding ATP. I don't understand what are DARS and RIDA and how they control the amount of DnaA-ATP:DnaA-ADP