Non-coding parts of a gene that are 'edited-out', and so do not contribute to making the final protein or RNA product of the gene. Introns are scattered between the exons of a gene.
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Image by Peter Artymiuk via the Wellcome Collection. Depicts the shadow of a DNA double helix, on a background that shows the fluorescent banding of the output from a DNA sequencing machine.
A recent large-scale study that discovered 83 rare genes related to human height reveals the power of so-called genome-wide association studies...
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