Definitions for euchromatinyuˈkroʊ mə tɪn
This page provides all possible meanings and translations of the word euchromatin
Random House Webster's College Dictionary
eu•chro•ma•tinyuˈkroʊ mə tɪn(n.)
the part of a chromosome that condenses maximally during metaphase and contains most of the genetically active material.
Origin of euchromatin:
1930–35; < G (1928); see eu -, chromatin
uncoiled dispersed threads of chromosomal material that occurs during interphase; it stains lightly with basic dyes
Euchromatin is a lightly packed form of chromatin that is rich in gene concentration, and is often under active transcription. Euchromatin comprises the most active portion of the genome within the cell nucleus. 92% of the human genome is euchromatic.
U.S. National Library of Medicine
Chromosome regions that are loosely packaged and more accessible to RNA polymerases than HETEROCHROMATIN. These regions also stain differentially in CHROMOSOME BANDING preparations.
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