Keywords: nuclear-DNA amounts
B chromosomes are extra chromosomes found in some, but not all, individuals within a species, often maintained by giving themselves an advantage in transmission, i.e. they drive. Here we show that the presence of B chromosomes correlates to and varies strongly and positively with ...
Keywords: angiosperms, b chromosomes, breeding system, Evolution, gene drive evolution, gene drive genetics, gene drive natural, genome size, intergene retrotransposons, invasion, maize, meiotic drive, nuclear-DNA amounts, plants, ploidy, selfish genetic elements, sex-ratio, system, transposable elements