Which Is an Example of Regulation of Eukaryotic Transcription

question 228

Multiple Choice

Which is an example of regulation of eukaryotic transcription?

• A) Iron binding the repressor protein for the ferritin mRNA and increasing ferritin expression
• B) Proteasome breakdown of protein-polyubiquitin complexes
• C) MicroRNAs binding their target mRNA and causing its degradation
• D) Alternative splicing of an mRNA transcript
• E) Activator proteins binding an enhancer

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Definitions:

Population Means

The average value of a set of characteristics within a total population.

Sample Means

Refers to the average values computed from multiple samples from a population, usually to estimate the population mean.

Pooled Variance

combines the variances of two or more groups, assuming they have the same underlying variance, to estimate a common variance.

Common Variance

The variance shared by two or more variables, often used in the analysis of variance.