Only One of the Two Strands of DNA Is Transcribed

question 16

Multiple Choice

Only one of the two strands of DNA is transcribed because

• A) RNA polymerase binds to the promoter, initiating transcription on only one strand of DNA.
• B) the start of transcription is random along the chromosome and does not always occur on a gene.
• C) RNA polymerase binds to the terminator, stopping transcription on one strand of DNA.
• D) both strands are transcribed, but only one strand of DNA contains a reading frame.
• E) DNA consists of only one strand in the nucleus of the cell.

Understand the role of medical imaging in the diagnosis and treatment of diseases.

Explain the positioning terminology used in radiologic procedures.

Understand the use of medical imaging in intervention procedures.

Understand the meanings of common abbreviations in radiology.

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Definitions:

Spearman Rank

A rank correlation metric that is non-parametric and evaluates the extent to which two variables' association can be explained through a monotonic function.

Pearson Correlation

A statistical coefficient expressing the degree of linear relationship between two variables, measured on a scale from -1 to 1.

Ranking Data

A method of organizing data by assigning an ordinal or rank order to different values based on their size or importance.

Sample Spearman

Sample Spearman refers to the computation of Spearman's rank correlation coefficient on a sample data set to assess the monotonic relationship between two variables.