You Have a Segment of DNA That Contains the Following

question 25

Multiple Choice

You have a segment of DNA that contains the following sequence:
5′-GGACTAGACAATAGGGACCTAGAGATTCCGAAA-3′
3′-CCTGATCTGTTATCCCTGGATCTCTAAGGCTTT-5′
You know that the RNA transcribed from this segment contains the following sequence:
5′-GGACUAGACAAUAGGGACCUAGAGAUUCCGAAA-3′
Which of the following choices best describes how transcription occurs?

• A)The top strand is the template strand; RNA polymerase moves along this strand from 5′ to 3′.
• B)The top strand is the template strand; RNA polymerase moves along this strand from 3′ to 5′.
• C)The bottom strand is the template strand; RNA polymerase moves along this strand from 5′ to 3′.
• D)The bottom strand is the template strand; RNA polymerase moves along this strand from 3′ to 5′.

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Definitions:

Acting Out

A behavioral response to emotional conflict or stress, where an individual demonstrates inappropriate or uncontrolled actions.

Tachycardia

An abnormally rapid heart rate, often defined as a heart rate above 100 beats per minute in adults.

Hyperventilation

A condition characterized by rapid or deep breathing often caused by anxiety or panic.

Nausea

A sensation of unease and discomfort in the stomach with an urge to vomit, often a symptom of a variety of conditions or side effects of medication.