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What is Chromatins Structure and Function? - ThoughtCo Chromatin is DNA and proteins that help form chromosomes in a cell's nucleus Chromatin can be euchromatin or heterochromatin, affecting DNA accessibility for cell processes Chromatin condenses into chromosomes during cell division, aiding in copying genetic material
Chromatin: Structure And Function Within A Cell Chemically, chromatin is composed of 30-40% DNA, 1-10% RNA and 50-60% proteins This composition varies from one organism to another, in different tissues of the same species and in every stage of the cell cycle This leads to the formation of more and less condensed regions within the structure
Chromatin - Wikipedia The DNA + histone = chromatin definition: The DNA double helix in the cell nucleus is packaged by special proteins termed histones The formed protein DNA complex is called chromatin
Chromatin - National Human Genome Research Institute Chromatin refers to a mixture of DNA and proteins that form the chromosomes found in the cells of humans and other higher organisms Many of the proteins — namely, histones — package the massive amount of DNA in a genome into a highly compact form that can fit in the cell nucleus
Is Chromatin in Plant and Animal Cells? A Detailed Look Chromatin is present in both plant and animal cells This complex of DNA and proteins serves a fundamental role in organizing the vast amount of genetic material within the nucleus of eukaryotic cells
Chromatin - Definition and Examples - Biology Online Dictionary Chromatin is a substance made up of DNA or RNA and proteins, such as histones It condenses during cell division (mitosis or meiosis) and becomes a chromosome Chromatins are “unwound” condensed structures whereas chromosomes are highly packaged and more condensed than chromatins