The Y chromosome can disappear over time in human males, which may introduce a number of health problems. While the exact trigger for such degeneration is unknown, environmental factors can play a ...

Bacteria can change the order of genes on their chromosome (the chromosome structure ... sex or sexual orientation or social background. We value curiosity, independence of thought, plus an aptitude ...

Byrne Chair in Biomedical Research and professor of systems biology. “The work by our team outlines how cells follow a few simple rules to build chromosomes and fold DNA into these tiny, intricate ...

The study, published in the Journal of Experimental Medicine, is one of the first to explore how sex chromosomes and sex ... females (XX chromosomal background) have higher levels of specific ...

Gene editing techniques may eventually allow trisomy to be treated at the cellular level, according to an in vitro proof-of-concept study. Down syndrome is caused by the presence of a third copy ...

Typically, females have two X chromosomes while males have an X and a Y. In birds and butterflies, males have two Z chromosomes, while females have one Z and one W chromosome. “It is mind ...

The Y chromosome, critical for male sex determination, has been losing genetic material and might vanish in the future. Studies in some rodents indicate that species can survive by evolving new ...

“Einstein’s work makes a very simple prediction about chromosome fossils: under ordinary circumstances, they shouldn’t exist,” Dudchenko said. “And yet: here they are. It was a physics mystery!” To ...

A chromosome is a DNA molecule that contains genetic material. Sex chromosomes are chromosomes that affect your sexual anatomy and reproductive development. Most of us were raised with the idea ...

This discovery is the newest in an international project called Sc2.0, which has also synthesized all 16 of the yeast's chromosomes with an aim to combine them into a functional cell that might ...