Ricky Sits in His Bed and Rocks Back and Forth

question 17

Multiple Choice

Ricky sits in his bed and rocks back and forth for hours while staring off into space.It is likely that Ricky also ____.

• A)has an IQ below 70
• B)is highly creative
• C)has average intelligence
• D)is a savant

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Definitions:

Allosteric Site

A region on an enzyme that binds to molecules in the cell, resulting in a change in the enzyme's activity; not the active site where substrate molecules bind.

Tryptophan Operon

A segment of DNA in bacteria that regulates the production of tryptophan by switching the genes responsible for its synthesis on or off.

Active Repressor Protein

A protein that binds to specific DNA sequences to inhibit the transcription of certain genes, controlling gene expression.

Inactive RNA Polymerase

An RNA polymerase enzyme in a resting state that is not involved in the transcription of DNA into RNA.