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Is nature mostly a tinkerer or an inventor?

The Krüppel-like factor and specificity protein (KLF/SP) genes are found across many species, ranging from single cell organisms to humans. This gene family has been conserved during evolution, because it plays a vital role ...

dateAug 18, 2015 in Evolution
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The Tree of Life may be a bush

New species evolve whenever a lineage splits off into several. Because of this, the kinship between species is often described in terms of a 'tree of life", where every branch constitutes a species. Now, researchers at Uppsala ...

dateAug 18, 2015 in Evolution
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