Pedigrees

Front

What shape represents a male in a pedigree?

Back

Square

Front

What shape represents a not affected female in a pedigree?

Back

Circle

Front

What shape represents an affected male in a pedigree?

Back

Filled square

Front

What shape represents an affected female in a pedigree?

Back

Filled circle

Front

What is the purpose of a pedigree?

Back

To track traits in families

Front

If a pedigree shows a recessive disorder, what must the genotype of an affected individual be?

Back

hh

Front

In a pedigree, what does a filled shape indicate?

Back

The individual is affected by the trait.

Front

In a pedigree, what does an unfilled shape indicate?

Back

The individual is not affected by the trait.

Front

What does it mean if a pedigree shows a trait skipping generations?

Back

The trait is likely recessive.

Front

What is the significance of the horizontal line connecting two shapes in a pedigree?

Back

It indicates a marriage or union between individuals.