a. Below is a portion of a bacterial chromosome that contains a gene. The promoter region and the +1 base pair are indicated, as well as the direction (5' and 3') of the two DNA strands. +1 -10 -35 .3'тTGCATCСGAAАCGTACGATCGATCEGCCGACTТАТТАСGATCGGACTAФTGCGTCсТAGC5'... ...5'AACGTAGGCTTTGCATGCTAGCTAGCCGGCTGAATAATGCTAGCCTGATGACGCAGCATCG3'.. (i) Write the first 12 nucleotides of the RNA molecule transcribed from this gene. Be sure to indicate the 5' and 3' ends from left to right of the RNA strand. (ii) Explain why the Start codon does not appear in the first three nucleotides of the sequence transcribed in (i). 2.

Biochemistry
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Chapter1: Biochemistry: An Evolving Science
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2. a. Below is a portion of a bacterial chromosome that contains a gene. The promoter region and
the +1 base pair are indicated, as well as the direction (5' and 3') of the two DNA strands.
+1
-10
-35
3'тTGCATССGAAАCGTACGATCGATCGGCCGACTТАТТАСGАТСGGACTAфTGCGTCсTAGC5'...
...5'AACGTAGGCTTTGCATGCTAGCTAGCCGGCTGAATAATGCTAGCCTGATGACGCAGCATCG3'...
(i) Write the first 12 nucleotides of the RNA molecule transcribed from this gene. Be sure to
indicate the 5' and 3' ends from left to right of the RNA strand.
(ii) Explain why the Start codon does not appear in the first three nucleotides of the sequence
transcribed in (i).
Transcribed Image Text:2. a. Below is a portion of a bacterial chromosome that contains a gene. The promoter region and the +1 base pair are indicated, as well as the direction (5' and 3') of the two DNA strands. +1 -10 -35 3'тTGCATССGAAАCGTACGATCGATCGGCCGACTТАТТАСGАТСGGACTAфTGCGTCсTAGC5'... ...5'AACGTAGGCTTTGCATGCTAGCTAGCCGGCTGAATAATGCTAGCCTGATGACGCAGCATCG3'... (i) Write the first 12 nucleotides of the RNA molecule transcribed from this gene. Be sure to indicate the 5' and 3' ends from left to right of the RNA strand. (ii) Explain why the Start codon does not appear in the first three nucleotides of the sequence transcribed in (i).
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