A customer making a credit card transaction inserts their smart card into a card reader attached to the merchant’s system. In accordance with example embodiments, a test device may include a first test region with a first test element and a second test region with a second test element defined on a semiconductor substrate. The habit is rounded with strong stems that hold the flowers upright. The global memory arbitration logic arbitrates access to a first port among the corresponding data processing core and a close data processing core. 625; methods of preserving the preservation medium; and the resulting preserved biological material composition.