Which of the Following Is True About the Action of CAP

question 3

Multiple Choice

Which of the following is true about the action of CAP at the lac promoter?

• A)CAP monomer binds directly to the promoter stimulating polymerase to bind.
• B)CAP-AMP blocks recruitment of polymerase to the promoter.
• C)CAP blocks the \(\alpha\)CTD of RNA polymerase.
• D)Binding of the CAP-cAMP to the lac activator-binding site recruits RNA polymerase.
• E)CAP monomer binds directly to the promoter stimulating polymerase to bind and CAP blocks the \(\alpha\)CTD of RNA polymerase are correct.

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Definitions:

Acronym

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Shockwave

A sharp change in pressure, temperature, and density moving through a medium, typically caused by an object moving faster than the speed of sound in that medium.

High Explosives

Substances that detonate, decomposing extremely rapidly and producing a shock wave with high energy output.

Initiate

To begin or start a process or action.