Intron

usgb/ˈɪn.trɑn/
noun

A sequence within a gene that is removed during the processing of the precursor messenger RNA.

Introns are important for the regulation of gene expression and splicing.
Visual representation of "intron" - A sequence within a gene that is removed during the processing of the precursor messenger RNA.

Usage tips

Neutral

gene splicing, non-coding DNA, RNA processing

Definition 1 of 1
Visual representation of "intron"
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Understanding Basics

An intron is part of the gene but doesn't code for proteins.

Illustration for Understanding Basics
Genes are made of exons and introns.
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Splicing Processes

Introns are removed during RNA processing to create mature mRNA.

Illustration for Splicing Processes
The splicing process involves cutting out introns from the RNA.
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Gene Function

Introns may have roles in regulating how genes are expressed.

Illustration for Gene Function
Some introns can affect the timing and level of gene expression.
Visual representation of the word "Intron"

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