A gaming machine that authenticates the gaming software at boot-up or after a reset. The invention also extends to the use of the genetically modified non-human animals of the invention for pharmacological andor toxicological studies. In another aspect, the particulate material can exhibit a selected, minimum retention capacity. The slats are arranged at different elevations below the control axle. Scaling andor offsetting the envelope component signal prior to applying predistortion affords the ability to share the AMAM and AMPM predistortion coefficients of the predistortion LUT over the plurality of average power levels.