Question

organs: ovaries, testes, uterus
functions: reproduce offspring- produce male sex cells (sperm) and female sex cells (oocytes)
1 endocrine system
2 respiratory system
3 integumentary system
4 reproductive system

Explanation:

The reproductive system includes organs like ovaries, testes, and uterus. Its main functions are related to reproduction, such as producing male (sperm) and female (oocytes) sex cells.

Answer:

4 Reproductive System