A broad general distinction between plants and animals lies in the targeting of endogenously produced miRNAs; in plants, miRNAs are usually perfectly or nearly perfectly complementary to their target genes and induce direct mRNA cleavage by RISC, while animals' miRNAs tend to be more divergent in sequence and induce translational repression.
After the Voyager fly-by the previous terrestrial occultation observations were reanalyzed yielding features of the ring's arcs as they were in 1980s, which matched those found by Voyager almost perfectly.
Archaeologists discovered that although Monuments 215 and 217 possessed different themes and were executed in differing styles, they in fact fitted together perfectly to form part of a single sculpture that was still incomplete.
Arguing against Darwin's theory of natural selection, Richard Owen claimed in 1863 that the aye-aye's distinct characteristics, including its ever-growing incisors and unique, highly flexible middle finger, are so perfectly adapted for their uses in extractive foraging that they could not have evolved gradually through natural selection.
Being perfectly aware of the principal particulars, and understanding that a final settlement would be preferred to a temporary one, presumes he would be found to answer to the full extent of their wishes.
Born into the periphery of the British aristocracy and married to a politician and member of the establishment, she was perfectly placed to meet all the key figures of the Regency and late Napoleonic eras.
Furthermore, the idea of isolating eminently recognizable pop culture items was ridiculous enough to the art world that both the merits and ethics of the work were perfectly reasonable debate topics for those who had not even seen the piece.
It was found that Callisto responds to Jupiter's varying background magnetic field like a perfectly conducting sphere; that is, the field cannot penetrate inside the moon, suggesting a layer of highly conductive fluid within it with a thickness of at least 10 km.