Unit 4 Review
Flashcard
•
Biology
•
University
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
RNA polymerase moves in which direction along the DNA?
Back
3' to 5' along the template strand.
2.
FLASHCARD QUESTION
Front
What are promoters?
Back
DNA sequences near structural genes that initiate transcription.
3.
FLASHCARD QUESTION
Front
What is the key difference between induction and repression in prokaryotic gene regulation?
Back
Induction increases transcription in response to a signal, while repression decreases transcription in response to a signal.
4.
FLASHCARD QUESTION
Front
What is the enzyme that unzips the DNA to prepare for replication?
Back
Helicase.
5.
FLASHCARD QUESTION
Front
At which step does most gene regulation happen?
Back
Transcription.
6.
FLASHCARD QUESTION
Front
What is the role of helicase in DNA replication?
Back
Helicase unwinds the DNA double helix, separating the two strands.
7.
FLASHCARD QUESTION
Front
Define transcription in the context of gene expression.
Back
Transcription is the process of copying a segment of DNA into RNA.
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