Holly, age 13, notices that her hips are widening and her breasts are developing. Holly is noticing changes in her _____ sex characteristics.

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Quizplus · Accepted Answer

Holly is noticing changes in her secondary sex characteristics, which are the physical changes that occur during puberty, such as breast development and hip widening. Primary sex characteristics, on the other hand, refer to the reproductive organs themselves, such as the ovaries, uterus, and vagina in females. The term prefrontal is not related to sex characteristics, but refers to the part of the brain located in the frontal lobe that is responsible for decision-making and impulse control.

Holly, Age 13, Notices That Her Hips Are Widening and Her