A human cell contains 46 chromosomes. To simplify our illustration, we'll show only four. Though the genetic code of a human being is contained within 46 chromosomes, only half of this number ...

Although the DNA code from cell to cell is the same ... coiling of chromatin (the thick line in this illustration). This coiling causes the chromosome to resemble a spring. Chromatin refers ...

An international team of researchers co-led by Job Dekker, PhD, at UMass Chan Medical School, have identified rules that tell cells how to fold DNA into the tightly packed, iconic X-shaped chromosomes ...

To prepare the 46 chromosomes of a human cell for transport to the daughter cells during cell division, each chromosome forms a compact X-shaped structure with two rod-like copies.How the cell ...