This is a easy one! a promoter<span> is a region of DNA that initiates transcription of a particular gene. </span>Promoters<span> are located near the transcription start sites of genes, on the same strand and upstream on the DNA</span>
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hope that helped you on your journeys
If a person has memory B cells against a certain pathogen, the person is much less likely to <span>develop the disease a second time. The correct option among all the options that are given in the question is the second option or option "B". I hope that this answer has come to your help.</span>
