Question

hormones perform important functions within the reproductive system. during puberty, secondary sex characteristics develop. which hormone is responsible for the development of these characteristics in the female?
○ estrogen
○ progestin
○ progesterone
○ testosterone

Explanation:

To determine the hormone responsible for female secondary sex characteristics during puberty, we analyze each option:

• Estrogen: Stimulates development of female secondary sex characteristics (e.g., breast development, body hair pattern).
• Progestin: Primarily involved in the menstrual cycle and pregnancy maintenance, not secondary sex characteristics development.
• Progesterone: Main role is in the menstrual cycle and preparing the uterus for pregnancy, not secondary sex characteristics.
• Testosterone: Male sex hormone, responsible for male secondary sex characteristics.

So, estrogen is the correct hormone for female secondary sex characteristics development.

Answer:

A. estrogen