The Atlas blue butterfly, with a record-breaking 229 pairs of chromosomes, is helping scientists unravel mysteries of ...

A mixture of DNA and proteins—known as "chromatin"—sits inside every cell nucleus as a jumbled puddle of genetic information. As cells prepare to divide during mitosis, the chromatin is condensed into ...

When a woman becomes pregnant, the outcome of that pregnancy depends on many things — including a crucial event that happened ...

Scientists have confirmed that the Atlas blue butterfly carries the most chromosomes of any animal, with 229 pairs. Unlike ...

Accurate chromosome segregation and cell division are central to maintaining genomic integrity and ensuring proper development and tissue homeostasis. These processes rely on a complex network of ...