In eukaryotes, DNA is tightly wound into a complex called chromatin. Thanks to the process of chromatin remodeling, this complex can be "opened" so that specific genes are expressed.
Traits as diverse as the color of a person's eyes and the scent of a rose are determined by the information contained in DNA. Learn how this information is coded by strings of molecules called nucleotides.
A protein that is part of the histone family of basic proteins which associate with DNA in the nucleus and help to condense the DNA into a smaller volume.
