Development of eyespot patterns on butterflies
NUS biologists have discovered that Hox genes are essential for the development of eyespot patterns on the wings of Bicyclus anynana butterflies.
NUS biologists have discovered that Hox genes are essential for the development of eyespot patterns on the wings of Bicyclus anynana butterflies.
Evolution
Mar 3, 2021
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5
Fin-to-limb transition is an icon of key evolutionary transformations. Many studies focus on understanding the evolution of the simple fin into a complicated limb skeleton by examining the fossil record. In a paper published ...
Evolution
Feb 4, 2021
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2358
The body plan of an organism, crafted over millennia of evolutionary trial and error, is so exquisitely fine-tuned that even a subtle deviation can be detrimental to individual survival and reproductive success. Now, researchers ...
Evolution
Dec 16, 2020
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5
Researchers from McGill University have revealed the steps by which two very distinct organisms—bacteria and carpenter ants—have come to depend on one another for survival to become a single complex life form. The study, ...
Evolution
Sep 2, 2020
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1628
Every animal, from an ant to a human, contains in their genome pieces of DNA called Hox genes. Architects of the body, these genes are keepers of the body's blueprints; they dictate how embryos grown into adults, including ...
Molecular & Computational biology
Aug 29, 2019
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675
The incredible diversity of life forms on the planet led Charles Darwin to note, "From so simple a beginning, endless forms most beautiful and most wonderful have been, and are being, evolved." In order to gain a true understanding ...
Evolution
Aug 28, 2019
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10
Dicyemids, microscopic parasites comprising 30 cells, are in-between creatures. With their basic three-part body plan, they are more complex than single-celled protozoans but considerably less complex than multicellular metazoans—the ...
Cell & Microbiology
Jul 30, 2019
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7
The role of Hox genes in changing the layout of different body parts during evolution has been challenged by a study led by researchers out of the University of Pittsburgh's Department of Biological Sciences.
Evolution
Jul 9, 2019
2
489
Differences in numbers of vertebrae are most extreme in mammals which do not rely on running and leaping, such as those adapted to suspensory locomotion like apes and sloths, a team of anthropologists has concluded in a study ...
Evolution
May 13, 2019
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30
Researchers have discovered a gene that drives color differences within a species of bumble bees. This discovery helps to explain the highly diverse color patterns among bumble bee species as well as how mimicry—individuals ...
Ecology
Apr 29, 2019
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1446