The nicotinic receptor for ACh is an example of a ligand-gated ion channel

TLS Online TPP Program

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#Unit 3. Fundamental Processes

Presence of the s-subunit permitted recognition of authentic RNA polymerase binding sites

TLS Online TPP Program

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#Unit 3. Fundamental Processes

Polymerase binding sites are called promoters

TLS Online TPP Program

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#Unit 3. Fundamental Processes

Transcription that begins at promoters is specific, directed by the s-subunit

TLS Online TPP Program

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#Unit 3. Fundamental Processes

How tightly does core enzyme v. holoenzyme bind DNA?

TLS Online TPP Program

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#Unit 3. Fundamental Processes

The effect of temperature on the dissociation of the polymerase–T7 DNA complex. 

TLS Online TPP Program

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#Unit 3. Fundamental Processes

higher temperature favors tighter binding between RNA polymerase holoenzyme and T7 DNA