Have model organisms evolved too far?
A model organism used in laboratories for the past 100 years has evolved so extensively that it may no longer be fit for purpose.
Evolution
Feb 7, 2023
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25
News tagged with genetic change
Prehistoric human migration in Southeast Asia driven by sea-level rise, study reveals
An interdisciplinary team of scientists at Nanyang Technological University, Singapore (NTU, Singapore) has found that rapid sea-level rise drove early settlers in Southeast Asia to migrate during the prehistoric period, ...
Archaeology
Feb 6, 2023
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127
Mixing between species may reduce vulnerability to climate change
Genetic diversity is the raw material that enables populations to evolve in response to changes in the environment—essentially, the more diversity the better.
Evolution
Jan 30, 2023
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77
New freshwater mussels discovered in southwestern Australia
Genetic techniques have helped uncover a new threatened species of freshwater mussel in southern Western Australia and redefine the range of existing species.
Plants & Animals
Jan 30, 2023
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48
Genetic diversity of the Saimaa ringed seal decreased in the 20th century as a result of human actions: Study
A new study confounds conceptions about the origins of the Saimaa ringed seal. In addition, scientists have observed that the genetic diversity of the Saimaa ringed seal decreased in the 20th century as a result of human ...
Evolution
Jan 30, 2023
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15
The humble sea campion flower can show us how species adapt
The speed of environmental change is very challenging for wild organisms. When exposed to a new environment individual plants and animals can potentially adjust their biology to better cope with new pressures they are exposed ...
Plants & Animals
Jan 27, 2023
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48
Researchers uncover key codon repeats regulating chilling tolerance in rice
A recent study by Prof. Chong Kang's group from the Institute of Botany of the Chinese Academy of Sciences (CAS) has revealed a novel cold domesticated repair mechanism for DNA damage in rice, providing corresponding elite ...
Molecular & Computational biology
Jan 6, 2023
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159
New metric of molecular evolution in the search for the genetic basis of phenotypic traits
With its powerful digging shovels, the European mole can burrow through the soil with ease. The same applies to the Australian marsupial mole. Although the two animal species live far apart, they have developed similar organs ...
Evolution
Jan 5, 2023
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105
Zebrafish testing identifies a gene potentially at the root of domestication
Researchers at Queen Mary University of London have shown that zebrafish can provide genetic clues to the evolution of social behaviors in humans and domesticated species.
Molecular & Computational biology
Jan 3, 2023
1
96
Rudolph is coping with climate change better than feared—for now
The North Pole is not what it once was. The Arctic is the area on the globe where temperatures are rising the fastest. On Svalbard, a Norwegian archipelago in the Arctic Ocean, this entails extended periods of mild weather. ...
Plants & Animals
Dec 19, 2022
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