Which of the Following Processes Would Result from a Mutation

question 31

Multiple Choice

Which of the following processes would result from a mutation that deactivates a regulatory gene of a repressible operon in an E. coli cell?

• A) continuous transcription of the structural gene controlled by that regulator
• B) complete inhibition of transcription of the structural gene controlled by that regulator
• C) irreversible binding of the repressor to the operator
• D) continuous translation of the mRNA because of alteration of its structure

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Definitions:

Distribution

The way in which values are spread or distributed across a range in a dataset.

Measure of Variability

A measure of variability is a summary statistic that represents the amount of dispersion in a dataset, examples include range, variance, and standard deviation.

Measure of Central Tendency

A statistical measure that identifies a single value as representative of an entire distribution of data, such as the mean, median, or mode.

Statistic

A numerical value that summarizes or describes an aspect of a sample.