The mutation responsible for the alcohol flush reaction, an unpleasant response to alcohol that is relatively common in people of Asian descent, may have occurred following the domestication of rice. Researchers writing in ...
Evolution
Jan 19, 2010
2
0
Seals and whales in the Arctic are shifting their feeding patterns as climate change alters their habitats, and the way they do so may determine whether they survive, a new study has found.
Ecology
Mar 6, 2019
3
245
From the elephant to the mayfly, biologists say there is a general rule about longevity: the bigger the animal, the longer it lives.
Plants & Animals
Aug 20, 2013
0
0
(PhysOrg.com) -- Ever since Charles Darwin proposed his theory of evolution in 1859, scientists have wondered whether evolutionary adaptations can be reversed.
Evolution
May 11, 2011
18
0
.jpg)
(PhysOrg.com) -- A team of international researchers has brought the primary component of mammoth blood back to life using ancient DNA preserved in bones from Siberian specimens 25,000 to 43,000 years old.
Biotechnology
May 3, 2010
11
0
Amongst the high mountain meadows and grasslands of the Ethiopian plateau stands one primate, the gelada–the "bleeding heart" monkey named for its brilliant red chest. Geladas are the last of their kind, having outlived ...
Plants & Animals
Mar 24, 2022
0
198
(PhysOrg.com) -- A new analysis of extinct sea creatures suggests that the transition from egg-laying to live-born young opened up evolutionary pathways that allowed these ancient species to adapt to and thrive in open oceans.
Evolution
Sep 16, 2009
0
0
A new study of house sparrows' genes has found the first evidence of animals adapting to lead contamination in heavily polluted areas of Australia.
Plants & Animals
Sep 21, 2018
0
70
Out of the estimated 23,000 or more genes in the human genome, about 100 of them will differ—they will be present or not—between any two individuals. Genes lost or gained over time result from evolution and adaptation, ...
Biotechnology
Aug 9, 2013
0
0
How fast is evolution? In adaptive evolution, natural selection causes genetic changes in traits that favor the survival and reproduction of individual organisms.
Evolution
May 27, 2022
0
36
