The X and Y chromosomes, commonly referred to as the sex chromosomes, are one such pair. They determine the biological sex, reproductive organs, and sexual characteristics that develop in a person.

Chromosomes are tightly coiled structures in each of your cells that contain DNA, the code for all life. DNA is organized in segments on chromosomes called genes. Humans typically have 46 ...

Chromosome abnormality is the condition in a cell or organism where the number of chromosomes or the structure of any chromosome differs from the normal karyotype. When the variant genotype is not ...

Chromosomes are cellular structures that contain the genetic material. A chromosome is comprised of a single DNA molecule that may be either circular or linear. The full complement of a cell s ...

The world's biggest iceberg—more than twice the size of London—could drift towards a remote island where a scientist warns it ...

Four hundred and four silver and gold coins feature a splendid array of portraits of Julius Caesar, Emperor Claudius, and ...

Donald Trump Jr. traveled to Greenland Tuesday amid renewed calls by President-elect Donald Trump for the United States to take over the Danish territory—but the island is unlikely to become the ...

2025 1 Feb Sat Federal Territory Day Kuala Lumpur, Labuan & Putrajaya 2026 1 Feb Sun Federal Territory Day Kuala Lumpur, Labuan & Putrajaya 2 Feb Mon Federal Territory Day Holiday Kuala Lumpur, Labuan ...

Mayfair Witches Season 2 Episode 5 leaves Rowan on the brink of death, while a devastating secret changes the series forever.

Ever the diplomat, Sebastian Coe conceded it was seldom wise to pick a fight with the returning officer on the eve of an ...