Suppose an Experimenter Becomes Proficient with a Technique That Allows

question 53

Multiple Choice

Suppose an experimenter becomes proficient with a technique that allows her to move DNA sequences within a prokaryotic genome.
-If she moves the promoter for the lac operon to the region between the beta galactosidase (lacZ) gene and the permease (lacY) gene, which of the following would be likely?

• A) The three structural genes will be expressed normally.
• B) RNA polymerase will no longer transcribe permease.
• C) The operon will no longer be inducible.
• D) Beta galactosidase will not be produced.
• E) The cell will continue to metabolize but more slowly.

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Definitions:

Cognitive Deterioration

The gradual decline in cognitive function due to aging or neurological diseases.

Miscarriage

The spontaneous loss of a pregnancy before the fetus is viable, typically before 20 weeks of gestation.

Spouses

Individuals joined to others in marriage, often sharing a close personal and legal relationship that includes mutual rights and obligations.

Widowed Men

Men who have lost their spouses to death and are in the process of adjusting to life as a widow.