4. A double-stranded DNA molecule with the sequence shown below produces, in vivo, a polypeptide that is five amino acids long. Answer the following questions. ТАСАTGATCATTTСАCGGAATTTCTAGCATGTA ATGTACTAGTAAAGTGCCTTAAAGATCGTACAT a. Which strand of DNA is transcribed and in which direction? Label the 5 and the 3` ends of each strand. Copy the strands on your answer sheet. b. If the bottom strand is transcribed from left to right, give the base sequence, and label the 5`and 3` ends of the anticodon that inserts the fourth amino acid into the nascent polypeptide. What is this amino acid? c. How is initiation of transcription in prokaryotes different to eukaryotes?

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Chapter1: Biochemistry: An Evolving Science
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4. A double-stranded DNA molecule with the sequence shown below produces, in vivo, a polypeptide that is five
amino acids long. Answer the following questions.
TACATGATCATTTCACGGAATTTCTAGCATGTA
ATGTACTAGTAAAGTGCCTTAAAGATCGTACAT
a. Which strand of DNA is transcribed and in which direction? Label the 5 and the 3' ends of each strand.
Copy the strands on your answer sheet.
b. If the bottom strand is transcribed from left to right, give the base sequence, and label the 5 and 3` ends
of the anticodon that inserts the fourth amino acid into the nascent polypeptide. What is this amino acid?
c. How is initiation of transcription in prokaryotes different to eukaryotes?
Transcribed Image Text:4. A double-stranded DNA molecule with the sequence shown below produces, in vivo, a polypeptide that is five amino acids long. Answer the following questions. TACATGATCATTTCACGGAATTTCTAGCATGTA ATGTACTAGTAAAGTGCCTTAAAGATCGTACAT a. Which strand of DNA is transcribed and in which direction? Label the 5 and the 3' ends of each strand. Copy the strands on your answer sheet. b. If the bottom strand is transcribed from left to right, give the base sequence, and label the 5 and 3` ends of the anticodon that inserts the fourth amino acid into the nascent polypeptide. What is this amino acid? c. How is initiation of transcription in prokaryotes different to eukaryotes?
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