Question

list 4 secondary sexual characters that appear in boys and girls during puberty .

Answer 1

In females:

Enlargement of breasts and erection of nipples.

Growth of body hair, most prominently underarm and pubic hair

Greater development of thigh muscles behind the femur, rather than in front of it (as is typical in mature males)

Widening of hips;lower waist to hip ratio than adult males

In males:

Growth of body hair, including underarm, abdominal, chest hair and pubic hair. Loss of scalp hair due to androgenic alopecia can also occur.

Greater mass of thigh muscles in front of the femur, rather than behind it (as is typical in mature females)

Growth of facial hair

Enlargement of larynx (Adam's apple) and deepening of voice

Increased stature; adult males are taller than adult females, on average