Pedigree Practice

Front

On a pedigree, this symbol represents an affected male.

Back

An affected male is represented by a filled square.

Front

How are individuals I-2 and III-5 related?

Back

Grandma and grandson.

Front

On a pedigree, this symbol represents a not affected female.

Back

A not affected female is represented by an empty circle.

Front

Does this pedigree show a dominant or recessive trait?

Back

This pedigree shows a recessive trait.

Front

How many kids did the mother and father from the first generation have?

Back

The mother and father from the first generation had 4 kids.

Front

What does a filled circle represent on a pedigree?

Back

A filled circle represents an affected female.

Front

What does a filled square represent on a pedigree?

Back

A filled square represents an affected male.

Front

What does an empty square represent on a pedigree?

Back

An empty square represents a not affected male.

Front

What does an empty circle represent on a pedigree?

Back

An empty circle represents a not affected female.

Front

What is the purpose of a pedigree chart?

Back

A pedigree chart is used to track the inheritance of traits across generations.