Epigenetic regulation of transposable elements in the plant kingdom which allows for self-copying) within the coding of the transposon defines class I elements as autonomous or non-autonomous. Class I transposons can take the form of: Curiously, retrotransposons have been discovered to be the predominant form of transpositional element in plants with large genomes, such as maize and wheat, potentially indicating rapid success of this class of transposon in the creation of hybrids, such as wheat, peppermint and, in the distant past, maize. Plant hybridization often creates polyploids, with double, triple, quadruple or more the number of chromosomes present in the parent generation. Polyploid hybrids seem to be particularly susceptible
Gems TV (USA) reason of increasing profit margins. This was one of the principles the company was originally well known for - Going direct to the mines and handcrafting gem set jewelry in their own in-house facilities. The consequence of this has resulted in a large number of redundancies. DirecTV has filed a lawsuit against Gems TV (USA) Limited, claiming that Gems TV refused to pay their satellite bills. Gems TV (USA) Gems TV was an American reverse auction jewelry shopping channel. The channel was available on DirecTV, Dish Network and other local networks. The channel operations were based in Reno, Nevada. Gems