In an Experiment to Study the Interaction of Polymerase with the Promoter

question 8

Multiple Choice

In an experiment to study the interaction of polymerase with the promoter region of the gal4 gene,heparin was added to the assay after the open complex was formed.What is the expected outcome of this?

• A)The open complex will melt.
• B)Some nucleotides will be ethylated.
• C)Polymerase will be displaced.
• D)Polymerase binding will be inhibited.
• E)None of the choices is correct.

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Definitions:

Superego

A component of Freud's psychoanalytic theory, representing the moralistic part of the mind that incorporates social standards and ideals.

Ego-ideal

A component of the psyche that represents an individual's standards of perfection and aspirations.

Reality Principle

A psychoanalytic concept where the ego seeks to satisfy the id’s desires in realistic and socially appropriate ways.

Primary-process Thought

A mode of thinking primarily in the unconscious mind involving the fulfillment of wishes and desires, often irrational and without logical coherence.