Question: How do microRNAs (miRNAs) contribute to epigenetic mechanisms and influence gene regulation?
Option 1: miRNAs bind to DNA and modify histones, repressing transcription.
Option 3: miRNAs activate gene expression by binding to promoters.
Baroque art features strong contrasts, while Rococo art prefers more subtle transitions
Baroque art is generally larger in scale than Rococo art

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