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

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

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

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 ...

Researchers are now exploring how different types of repetitive DNA create genome instability and structurally variant chromosomes.

The chromosome associated with male development, which is the last mysterious piece of the human genome, has been fully sequenced by a team of more than 100 researchers around the world, including ...

Carriers of Robertsonian chromosomes are often unaware they’re different. Although generally healthy, they can be infertile ...

The Atlas blue butterfly (Polyommatus atlantica), which is native to Morocco and Algeria, is estimated to have about seven times as many chromosomes as most other butterflies and nearly 10 times as ...

Chromosomes are thread-like structures located inside the nucleus of animal and plant cells. Each chromosome is made of protein and a single molecule of deoxyribonucleic acid (DNA). Passed from ...

When a sperm meets an egg, a lot has to go right for an embryo to develop into a complete organism. One critical step of ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Despite its macho connotations, the Y chromosome is among the ...

Researchers have combined over seven synthetic chromosomes that were made in the lab into a single yeast cell, resulting in a strain with more than 50% synthetic DNA that survives and replicates ...