04. In the family

What makes you different from other people?

Image: centre for disease control

Your characteristics can be affected by two factors; inheritance and environment.

Inherited characteristics are ones that are passed on in your genes from your parents.

Environmental characteristics are ones that are caused by your environment.

Take a selfie using your laptop computer, on the selfie label 4 characteristics that are genetic and two that are environmental. This website can help - bbc bitesize variation and classification.

Inheritance diagrams - these shows how people are related to each other and what characteristics they have inherited from their parents.

Image: Greenwood Genetics Centre