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A plant exposed to prolonged cold temperatures begins to express genes that produce antifreeze proteins. What type of gene expression control is this an example of?
A single gene can produce multiple proteins through differential RNA splicing. What is the significance of this process?
What is the role of gene expression in the differentiation of a multipotent stem cell into a lymphocyte?
How does histone methylation affect chromatin structure and gene expression?
Which statement best describes the difference between histone methylation and acetylation?
How does cell memory contribute to tissue-specific gene expression?
A researcher is studying a gene that is transcribed in all cells. Which type of transcription factor is most likely involved in its regulation?
In an environment with high lactose and low glucose, what is the expected expression level of the lac operon?
What does sequence degeneracy refer to in the context of transcriptional regulators?
In a scenario where 20 transcriptional regulators are bound to a gene, what role does the 21st regulatory protein play?
Which of the following environmental signals can activate hormone response elements?
Which domain of nuclear receptors is activated by hormones?
How does EIF phosphorylation affect translation?
What is a key difference between siRNAs and microRNAs?
How does the RISC complex contribute to RNA interference?