For many decades, evolutionary biologists assumed that the changes in DNA, known as mutations, occur irrespective of any consequences for the organism. A team led by Professor Detlef Weigel, Director at the Max Planck Institute ...
Evolution
Feb 15, 2022
0
11
Caribou (known as reindeer in Europe) make one of the longest seasonal migrations of land animals, but an individual's propensity to migrate depends on its genetic ancestry, Maria Cavedon at the University of Calgary in Canada ...
Plants & Animals
Feb 10, 2022
0
47
Popular belief has been that small dogs, such as Pomeranians and Chihuahuas, exist because once dogs were domesticated, humans wanted small, cute companions. But in the journal Current Biology on January 27, researchers at ...
Evolution
Jan 27, 2022
0
1492
Researchers at the University of Stirling have found that animals in lakes closest to the Chernobyl nuclear reactor have more genetic mutations than those from further away, giving new insight into the effect of radiation ...
Plants & Animals
Jan 26, 2022
0
63
A mutated protein causes the genetic disease cystic fibrosis. Now, researchers have solved the structure of the protein and how certain drugs bind to it, unveiling their mode of action.
Cell & Microbiology
Jan 7, 2022
0
590
Each one of the trillions of cells that make up the human body suffers more than 10,000 DNA lesions every day. These injuries would be catastrophic if cells were unable to repair them, but a very delicate machinery that detects ...
Cell & Microbiology
Dec 28, 2021
0
254
A skull is not one single bone but rather a collection of bone plates joined together early in development. In a study of mice, scientists at the Icahn School of Medicine at Mount Sinai showed how the activity of one gene, ...
Cell & Microbiology
Dec 9, 2021
0
71
The offspring of two horses will be a horse, and the offspring of two donkeys will be a donkey. But the offspring of a horse and a donkey will be a mule. And most mules are infertile, so mules are not a species.
Plants & Animals
Nov 24, 2021
1
427
For the first time, researchers have constructed a detailed 3D structure of human SAGA, a 20-piece molecular machine crucial to human life.
Molecular & Computational biology
Nov 23, 2021
0
50
Monarch butterflies and their close relatives thrive on poisonous milkweed, thanks to genetic mutations that block the effects of the plant's toxins while allowing the poisons to accumulate in the caterpillar or adult insects ...
Plants & Animals
Nov 22, 2021
1
293
