Darwin's theory of evolution is based on five key observations and inferences drawn from them. These observations and inferences have been summarized by the great biologist Ernst Mayr as follows: 1) Species have great fertility.
Multitronic is a stepless transmission launched by AUDI AG in late 1999, jointly developed and manufactured by LuK, a division of the Schaeffler Group The capitalization used is multitronic (spelled by Audi with a lower-case leading 'm') and is a registered trademark of AUDI AG.he transmission is monitored and regulated by Audi 's Dynamic Regulating Programme (DRP), which tracks the driver's inputs (from how the driver applies the throttle pedal), driving conditions, and engine load-to compute the optimal gear ratio for fuel efficiency or maximum performance, as mandated by the user.
The Audi A4 was the first model in the Volkswagen Group to feature the new 1.8 litre 20v engine with five valves per cylinder, based on the unit Audi Sport had developed for their Supertouring race car.A turbocharged version produced 150 PS (110 kW; 148 bhp) and 210 newton metres (155 lbÂ·ft) torque.he first generation A4 succeeded the Audi 80. The automaker's internal numbering treats the A4 as a continuation of the Audi 80 lineage, with the initial A4 designated as the B5-series, followed by the B6, B7, B8 and the B9.