The popular belief among scientists that certain sequences of DNA are relatively unimportant in the evolutionary process has been turned on its head by two Murdoch University researchers.
Biotechnology
Jul 14, 2011
7
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The world is filled with tiny creatures that find us delicious. Bacteria and viruses are the obvious bad guys, drivers of deadly global pandemics and annoying infections. But the pathogens we haven't had to reckon with as ...
Ecology
Jan 30, 2023
0
130
Scientists studying gene activity data of the early human embryo have discovered an overlooked type of cell that self-destructs within days of forming, as part of a quality control process to protect the developing fetus. ...
Cell & Microbiology
Jun 20, 2023
0
304
New findings by scientists at the University of California, Santa Cruz, suggest that an evolutionary arms race between rival elements within the genomes of primates drove the evolution of complex regulatory networks that ...
Biotechnology
Sep 28, 2014
28
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Scientists have discovered a previously unknown wellspring of genetic diversity in humans, chimps and most other primates. This diversity arises from a new component of itinerant sections of genetic code known as jumping ...
Biotechnology
Oct 22, 2015
7
1949
Researchers at the Salk Institute for Biological Studies have, for the first time, taken chimpanzee and bonobo skin cells and turned them into induced pluripotent stem cells (iPSCs), a type of cell that has the ability to ...
Cell & Microbiology
Oct 23, 2013
2
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Debates have raged for decades about how to arrange the Australian and South American branches of the marsupial family tree.
Plants & Animals
Jul 27, 2010
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(PhysOrg.com) -- A small piece of foreign DNA recognizes when and where to slip into a bacterium's genetic code, allowing bacteria to genetically adapt to their environment -- and develop resistance to antibiotics, according ...
Cell & Microbiology
Aug 20, 2009
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Since the days of Darwin, the "tree of life" has been the preeminent metaphor for the process of evolution, reflecting the gradual branching and changing of individual species.
Biotechnology
Feb 4, 2011
7
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Using a new method to catch elusive "jumping genes" in the act, researchers have found two human proteins that are used by one type of DNA to replicate itself and move from place to place. The discovery, described in the ...
Biotechnology
Nov 21, 2013
47
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