A clever method of RNA editing may explain the role of introns embedded in genes, and points to even higher levels of programming.
Some hares turn white in winter where it’s snowy, but remain brown in winter where it’s mild. What does that have to do with Darwinian evolution?
What amazes me is how the female butterflies can smell dill over great distances, and so deposit their eggs on the right plants.
Details of the nuclear pore complex, one of the largest and most complex protein systems in the cell, come into sharper focus as a team watches how it validates a messenger RNA.
“Male mice grow ovaries instead of testes if they are missing a small region of DNA that doesn’t contain any genes,” reports the Francis Crick Institute.