Sex determination at birth is decided on the chromosomes the baby has. A female has two X chromosomes, whereas a male has one X and one Y chromosome. According to Medline Plus, in every cell, humans ...

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Each human cell contains 23 pairs of chromosomes that carry DNA within their nucleus. The X and Y chromosomes, commonly referred to as the sex chromosomes, are one such pair. They determine the ...

Nearly two decades ago, Australian evolutionary biologist Professor Jenny Graves sparked one of the most persistent genetic debates of our time. In a commentary that followed her 2002 research, she ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...

Hoarding disorder is often described as if it might be “caused” by a single errant chromosome, but the trajectory of genetic research, from early linkage ...

Scientists published a full genetic sequence of the genes that make some white campions male, and hope their work could unlock how the flower got that way. By Veronique Greenwood The vast majority of ...

Systemic lupus erythematosus (SLE), the most common form of lupus, is an autoimmune disorder that occurs more frequently in ...

Human sex chromosomes originated from a pair of autosomes, the ordinary or non-sex chromosomes that contain the majority of our genome and come in identical pairs. That ancestral pair of autosomes ...

The Y chromosome is perhaps the most puzzling part of the human genome. Associated with male development, it is chock-full of repetitive and inverted stretches of DNA, a hurdle that makes it ...