A duplicated gene evolved into a switch that determines sex in frogs, revealing how evolution can safely reshape critical ...

Early in development, many animals pick a team—male or female—based on their genetics, and, with time, acquire the ...

New research from the University of St Andrews has discovered a crucial piece in the puzzle of how all animals with a ...

Olfactory receptor (OR) genes, representing the largest multigene family in mammalian genomes, have undergone extensive evolutionary modifications characterised by dynamic patterns of gene duplication ...

Looks can be deceiving -- Many trees in the forest : the DNA quest to find our closest ape relative -- The great divorce : how and when did humans and chimpanzees part ways? -- A population crash in ...