How do new species form? Like most areas of Evolutionary Biology, research related to the formation of new species - 'speciation ' - is rich in historical and current debate. Here, we review both ...

IN addition to its capacity to oxidize α-glycol groups, periodate oxidizes C—H groups flanked by two α-carbonyl groups 1. Such structures are exposed in the reducing-end units of 1 : 2-, 1 : 3 ...

The biological equivalent is "allopatric speciation," an evolutionary process in which one species divides into two because the original homogenous population has become separated and both groups ...