It's the primary male sex hormone and plays a central role in the development of male reproductive tissues, as well as secondary characteristics such as increases in muscle size, strength and bone mass. (seannal.com)
Although essential for female secondary characteristic development, it is also synthesized and required in males at low levels. (everlywell.com)
Once again, Sport mode is best at speed, maintaining better composure over undulations, but not suffering Sport Plus's firmer secondary characteristics. (autocar.co.uk)