| __ | 1. | At what age are girls taller? | | A. | When sex hormones are released, leading to sexual maturity. |
| __ | 2. | Female Sex hormones are? | | B. | Releases hormones that act on the gonads. |
| __ | 3. | Function of gonads? | | C. | Testicles. |
| __ | 4. | Function of Pituitary gland? | | D. | about 13 years old. |
| __ | 5. | Male Sex hormone is? | | E. | The part of the brain that acts on the pituitary gland. |
| __ | 6. | Name the gonads in boys. | | F. | ovaries |
| __ | 7. | Name the gonads in girls. | | G. | Testosterone |
| __ | 8. | The Hypothalamus is? | | H. | Oestrogen and Progesterone. |
| __ | 9. | What is Puberty? | | I. | To release sex hormones. |
| __ | 10. | When do boys grow faster? | | J. | 16 to 19 years of age. |