Suppose an Experimenter Becomes Proficient with a Technique That Allows

question 6

Multiple Choice

Suppose an experimenter becomes proficient with a technique that allows her to move DNA sequences within a prokaryotic genome. If a researcher moves the operator to the far end of the operon, past the transacetylase (lacA) gene, which of the following processes would likely occur when the cell is exposed to lactose?

• A) The inducer will no longer bind to the repressor.
• B) The repressor will no longer bind to the operator.
• C) The operon will never be transcribed.
• D) The genes of the lac operon will be transcribed continuously.

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Definitions:

Neurons

The basic working units of the brain, specialized cells designed to transmit information to other nerve cells, muscle, or gland cells.

Signal-Detection Experiment

A methodology in psychology that measures the ability to differentiate between information-bearing patterns and random patterns that distract from the information.

False Alarms

Instances in signal detection when a non-target stimulus is incorrectly identified as a target, leading to erroneous responses.

Hits

A term that often refers to the popularity or success of something, such as a website visit, song downloads, or the number of times a piece of information is accessed.