As more and more large-scale human genome sequencing projects get completed, scientists have been able to trace with increasing confidence both the geographical movements and underlying genetic variation of human populations.
Evolution
Jan 22, 2020
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22
The American paddlefish -- known for its bizarre, protruding snout and eggs harvested for caviar -- duplicated its entire genome about 42 million years ago, according to a new study published in the journal Genome Biology ...
Biotechnology
Aug 7, 2012
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1
Human diversity in Africa is greater than any place else on Earth. Differing food sources, geographies, diseases and climates offered many targets for natural selection to exert powerful forces on Africans to change and adapt ...
Biotechnology
Jul 26, 2012
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0
The Sherpa population in Tibet is world-renowned for their extraordinary high-altitude fitness, as most famously demonstrated by Tenzing Norgay's ability to conquer Mount Everest alongside Sir Edmund Hillary. The genetic ...
Biotechnology
Sep 17, 2013
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0
A study of South American songbirds completed by the Department of Biology at Queen's University and the Argentine Museum of Natural History, has discovered these birds differ dramatically in colour and song yet show very ...
Evolution
Dec 8, 2011
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0
Among the social insects, bees have developed a strong and rich social network, where busy worker bees tend to the queen, who in turn, controls reproduction for the benefit of the hive.
Plants & Animals
Jan 8, 2019
3
165
Though it's found around the world, it's easy to overlook the common liverwort - the plant can fit in the palm of one's hand and appears to be comprised of flat, overlapping leaves. Despite their unprepossessing appearance, ...
Biotechnology
Oct 5, 2017
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228
Professor Hannes Lohi's research group at the University of Helsinki and Folkhälsan Research Center has identified a mutation in ITGA10 gene, causing chondrodysplasia in two dog breeds, the Norwegian Elkhound and the Karelian ...
Biotechnology
Sep 26, 2013
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0
Before the Wi-fi and the Internet, the telephone and the telegraph, the original instant messaging services of society were homing pigeons. After becoming the first domesticated birds, for an estimated 2,000 years, these ...
Plants & Animals
Mar 13, 2018
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28
Two tiny mutations in the genome of cattle likely cause some animals to be significantly more susceptible to digital dermatitis, an extremely painful disease that is widespread in cattle kept indoors. The two candidate genes ...
Plants & Animals
Aug 4, 2022
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3
