Although it's widely known that modern humans carry traces of Neanderthal DNA, a new international study led by researchers at the Stanford University School of Medicine suggests that Neanderthal Y-chromosome genes disappeared ...
Archaeology
Apr 7, 2016
22
1862
It sounds like science fiction to suggest that every cell in the human body is occupied by a tiny genome-equipped organelle, with which we exist in symbiosis. But in actuality, eukaryotic life is dependent on mitochondria, ...
The mitochondrion isn't the bacterium it was in its prime, say two billion years ago. Since getting consumed by our common single-celled ancestor the "energy powerhouse" organelle has lost most of its 2,000+ genes, likely ...
Biotechnology
Feb 18, 2016
66
1375
Indiana University scientists have discovered the first known instance of a plant or animal lacking several key genes involved in energy production in cells.
Evolution
Jun 22, 2015
1
118
Large numbers of people moved between Africa and Europe during recent and well-documented time periods such as the Roman Empire, the Arab conquest, and the slave trade, and genetic evidence of these migrations lives on in ...
Evolution
Mar 26, 2012
1
1
Genetic research at Oregon State University has shed new light on how isolated populations of the same species evolve toward reproductive incompatibility and thus become separate species.
Cell & Microbiology
Jul 13, 2018
9
520
(Phys.org)—"The origin and evolution of eukaryotes" is a tale that has yet to be told. At this point in time, it exists only as the title of a fascinating new compendium that has just been produced by the Cold Spring Harbor ...
As the last continents to be settled by humans, the question of how and when people first came to the Americas has long intrigued scientists.
Archaeology
May 13, 2023
0
28
(Phys.org) —Genes in mitochondria, the "powerhouses" that turn sugar into energy in human cells, shape each person's risk for heart disease and diabetes, according to a study published recently by researchers at the University ...
Biochemistry
Sep 29, 2013
0
0
North Carolina State University researchers have successfully transferred an important gene from one compartment of a plant cell to another to produce tobacco plants that lack pollen and viable seeds, while otherwise growing ...
Cell & Microbiology
Sep 15, 2023
0
157
