- Created by: groganlucy
- Created on: 03-11-18 12:13
Hormones = chemical substances produceed in the body which control and regulate body cells and organs
primary sexual characteristics = relates to the changes and development of reproductive organs and they are present at birth. examplesinclude ovaries and vagina. They are necessary for reproduction and during puberty the hormones cause the sexual organs to mature.
secondary sexual characteristics = they appear…