The Bio Brief

Hormones Other than Sex Hormones

Besides sex hormones, our body has many other hormones that control growth, metabolism, stress, and body…
How is the Sex of the Baby Determined?

The sex (boy or girl) of a baby is decided at the moment of fertilisation. The…
Reproductive Phase of Life in Humans

When Does Reproductive Life Begin? Adolescents become capable of reproduction when: This usually begins at puberty.…
Role of Hormones in Initiating Reproductive Function

What Do Endocrine Glands Do? Endocrine glands are ductless glands that release hormones directly into the…
Secondary Sexual Characters

What are Secondary Sexual Characters? You already know: During puberty, some new physical features appear that…
Changes at Puberty

During puberty, many changes take place in the body. These changes prepare a child to become…
Adolescence and Puberty

What is Adolescence? Adolescence is the period of life when a child’s body changes and prepares…
REACHING THE AGE OF ADOLESCENCE

Introduction: All living organisms grow and change as they move from childhood to adulthood. In humans…
Reproductive Health

What is Reproductive Health? It means physical, mental, and social well-being related to reproduction. It is…
What Happens When the Egg Is NOT Fertilised?

Every month: Ovary releases one egg. Uterus prepares for pregnancy But… If no sperm meets the…