One landmark of male physical maturity is

Question

Quizplus · Accepted Answer

The deepening of the voice is a physical change that occurs during male puberty as the vocal cords thicken and lengthen. This change is due to the increase in testosterone levels and is a visible sign of male physical maturity. Menarche is the onset of menstrual periods in females and does not relate to male physical maturity. An increase in aggression and enhanced athletic skill are not universal landmarks of male physical maturity, as not all males experience these changes.

One Landmark of Male Physical Maturity Is