Once a cell has divided, its chromosomes uncoil again. Comparing the length of metaphase chromosomes to that of naked DNA, the packing ratio of DNA in metaphase chromosomes is approximately 10,000 ...

Inside a cell is ... of testing DNA. It is also frequently used for other benefits, like wildlife studies, paternity testing, body identification, and in studies pertaining to human dispersion ...

EMBL scientists have shown how overlapping loops of DNA stack upon each other in dividing cells to give rise to rod-shaped ...

Among the many marvels of life is the cell's ability to divide and thus enable organisms to grow and renew themselves. For ...

Each chromatid is a full length DNA molecule. The stages outlined in the following example show a cell with a diploid chromosome number of four (two sets of two chromosomes) undergoing cell division.

Chances are you've seen an illustration of DNA's ... as the cell's control center, regulating its growth, metabolism, and reproduction. At the heart of this control center is the human genome.

Science never ceases to amaze us, and one of the most mind-blowing facts about the human body is the sheer length of ... Each ...