Pedigrees

Front

What does a filled in square represent?

Back

Affected Male

Front

What is this?

Back

Pedigree

Front

How many of the females have the hemophilia trait in this pedigree?

Back

2

Front

What does a horizontal line between a square and a circle mean?

Back

They are married ('together')

Front

What do we use pedigrees for?

Back

To see family relationships and track traits in families

Front

What does a filled in circle represent?

Back

Affected Female

Front

What is the purpose of a pedigree chart?

Back

To track the inheritance of traits across generations.

Front

What does an empty square represent?

Back

Not affected Male

Front

What does an empty circle represent?

Back

Not affected Female

Front

In a pedigree, what does a vertical line connecting a square and circle indicate?

Back

They are parents of the offspring.