Each human body cell contains 46 chromosomes. These can be arranged into 23 pairs. Each chromosome in a pair carries the same types of genes. The 23rd pair are the sex chromosomes: In females ...

Small sections of the chromosome, called genes, code for the ... all of the cell's chromosomes are stored inside a structure called the nucleus. Each eukaryotic chromosome is composed of DNA ...

One hypothesis is that the DNA loops could determine which genes are switched on in the cell. Inside a nucleus, chromosomes jumble together like a game of Twister. This can bring regulatory elements, ...

Each cell with a nucleus contains chromosomes, which are made from DNA Human body cells each contain 23 pairs of chromosomes, half of which are from each parent. So, human gametes (eggs and sperm ...

Each human cell contains 23 pairs of chromosomes that carry DNA within their nucleus. The X and Y chromosomes ... The X chromosome carries at least 150 genes linked to intelligence.

Bioinformaticians from Heinrich Heine University Düsseldorf (HHU) and the university in Linköping (Sweden) have established that the genes in ... preparation for cell division, the process starts at a ...

The way DNA folds inside the nucleus of brain cells may hold the key to understanding a devastating form of brain cancer called glioblastoma, suggests a new preclinical study. The findings offer a new ...

The way DNA folds inside the nucleus of brain cells may hold the key to understanding a devastating form of brain cancer ...

Cells use many complex genetic repair backup systems to fix DNA damage and remain healthy throughout their lives.

When X-linked genes evade silencing on the “inactive” chromosome in XX cells, some protect women from diseases such as cancer, but others seem to promote conditions such as autoimmunity. Amber Dance ...

This is because active and inactive genes tend to be spatially separated into different regions of the cell nucleus, a phenomenon known as chromosome compartmentalization. By comparing ...

The nucleus of every human cell contains chromosomes—23 pairs ... and DNA repair factors and reduce the degradation of gene products. Second, they increase the activity of the cell growth ...