Transcription – Section 1

1. Which of the following enzyme is used for the synthesis of RNA under the direction of DNA?

A. RNA polymerase
B. DNA ligase
C. DNA polymerase
D. RNA ligase

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2. What is the usual sequence of a Pribnow box?

A. AUAUA
B. TATAAT
C. UUUUU
D. TTGACA

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3. Which of the following component of RNA polymerase facilitates the recognition of promoter sequences?

A. a subunit
B. b subunit
C. s subunit
D. c subunit

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4. Which of the following statement defines a replicon?

A. A DNA molecule that encodes pili for conjugation
B. A DNA molecule that is able to replicate and be maintained
C. A DNA template which is used in transcription
D. The enzyme responsible for transposition

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5. Which eukaryotic RNA polymerase makes tRNA’s?

A. RNA polymerase 1
B. RNA polymerase 2
C. RNA polymerase 3
D. Any of these

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