The enigmatic Y chromosome has a tendency to disappear from cells with age. Now, research is revealing the long-term impacts this can have on disease risk and life expectancy ...

These new combinations result from the exchange of DNA between paired chromosomes ... and telophase. A key difference, however, is that during meiosis, each of these phases occurs twice ...

A team of researchers has used advanced DNA sequencing to develop the most comprehensive atlas yet of genetic change through ...

Each human cell contains 23 pairs of chromosomes that carry DNA within their nucleus ... From grip-strength to aggression, there are myriad differences between men and women beyond simply their ...

The new study shows that the long DNA molecules of each chromosome form a series of ... "In the end, small, but key mechanistic differences, such as the non-overlapping nature of cohesin-driven ...

The DNA coils into structures called chromosomes. The chromosomes are found in the nucleus of each cell. Figure caption, Each cell with a nucleus contains chromosomes, which are made from DNA ...

In addition, it also makes a difference whether observations ... Comparing the length of metaphase chromosomes to that of naked DNA, the packing ratio of DNA in metaphase chromosomes is ...

Understanding the material basis of adaptive evolution has been a central goal in biology dating back to at least the time of Darwin. One focus of current debates is whether adaptive evolution relies ...