As he is male, paulo has higher levels of the hormone testosterone in his body than his sister liette. given paulo's higher testosterone levels, we might reasonably expect him to experience than his sister.

Being male, the levels of the hormone Testosterone is higher in Paulo’s body than in his sister, Liette’s body. As a result of the higher testosterone levels in Paulo’s body, it’s reasonable to expect him to experience greater physical aggression than his sister.

a physical change is being made.