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Questions and Answers
Which process is primarily responsible for the lac operon in gene regulation?
Which process is primarily responsible for the lac operon in gene regulation?
- Transcription of structural genes (correct)
- Cell division
- DNA replication
- Protein translation
In the absence of lactose, what state is the lac operon in?
In the absence of lactose, what state is the lac operon in?
- Induced
- Activated
- Repressed (correct)
- Mutated
Which molecule acts as the inducer of the lac operon?
Which molecule acts as the inducer of the lac operon?
- Lac repressor
- Lactose (correct)
- Glucose
- RNA polymerase
Which enzyme is responsible for breaking down lactose in the lac operon?
Which enzyme is responsible for breaking down lactose in the lac operon?
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Which part of the lac operon acts as an on/off switch for transcription?
Which part of the lac operon acts as an on/off switch for transcription?
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Which enzyme is responsible for unwinding the DNA double helix during replication?
Which enzyme is responsible for unwinding the DNA double helix during replication?
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During DNA synthesis, adenine (A) pairs with:
During DNA synthesis, adenine (A) pairs with:
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What is the primary enzyme responsible for DNA synthesis?
What is the primary enzyme responsible for DNA synthesis?
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Which direction does DNA synthesis occur in?
Which direction does DNA synthesis occur in?
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Which of the following is not required for DNA synthesis?
Which of the following is not required for DNA synthesis?
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