Your Body: Growing and Changing

In this chapter you will understand the stages of human development from birth to adolescence and you will explore the factors that influence human behavior.

Lesson 1
The Beginning of life
Describes how life starts and explains the growth process of a developing baby before birth.


Videos:

Fertilization

Identical Twins

Lesson 2
What makes you unique?
Identifies the factors that make each human unique.

What are genes?

Gregor Mendel's  Punnett Square

Where do your genes come from?

Lesson 3
Childhood and Adolescence
Explores the physical, mental, and emotional changes that take place during childhood and adolescence.