David Pribnow Studied the Base Sequences of Promoters in Bacteria

question 19

Multiple Choice

David Pribnow studied the base sequences of promoters in bacteria and bacterial viruses. He found two conserved regions in these promoters (the −10 box and the −35 box) . These two regions of the promoter ________.

• A) signal the initiation site
• B) bind the sigma subunit that is associated with RNA polymerase
• C) attach the correct nucleotide triphosphate to the template DNA strand
• D) separate the two DNA strands

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Definitions:

X Scores

X scores typically refer to a set of values or observations measured along the X-axis in a dataset or graph.

Y Scores

Typically refers to the dependent variable scores in a research study or statistical analysis.

Scatter Plot

A type of graph used in statistics to display values for typically two variables for a set of data, showing the relationship between them.

Correlation

A statistical measure that describes the extent to which two or more variables fluctuate together.