Individuals of a particular species generally differ from one another. We are clearly most adept at recognizing members of our own species, although dog and cat owners will be ready to confirm that their pets look unique. ...
Biotechnology
Jun 11, 2013
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Magellanic penguins have a high level of variation in genes associated with the ability to fight infectious disease, but a recent study found that the mechanism the penguins use to ensure that diversity is far from black ...
Plants & Animals
Sep 5, 2012
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Researchers have taken a first look at the broad genetic changes that accompany reproductive declines in inbred populations. Although scientists have known for more than a century that small populations of closely related ...
Ecology
Mar 12, 2009
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Inbreeding depression is defined as reduced fitness or performance arising from increasing homozygosity of progenies due to successive inbreeding, whereas heterosis refers to the superiority of a hybrid over its parent resulting ...
Molecular & Computational biology
May 16, 2024
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Understanding the traits that have undergone positive selection during human evolution can provide insight into the events that have shaped our species, as well as into the diseases that continue to plague us today. As the ...
Evolution
Oct 12, 2023
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Improving the yield of rice grains and enhancing their appearance is a key standpoint for rice cultivation. Now, a group of researchers from China have identified a gene variant present in wild rice that controls the length, ...
Molecular & Computational biology
Sep 14, 2022
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