1. Explain the four roles that DNA plays in cells? How are these roles influenced by DNA’s structure? Be sure
you demonstrate your understanding of DNA’s structure in your answer.
3. Briefly explain the differences among messenger RNA, transfer RNA, and ribosomal RNA in terms of the
roles they play in transcription and translation and where they are found in the cell.
4. Using the genetic code table (Fig 10.11 on p 180), take the following DNA sequence and complete the
following:
T A C C C C A T G T A A C A T A C C A C T

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