Pedigrees

Front

What do half colored symbols represent in a pedigree?

Back

The individual is a carrier (heterozygous).

Front

What shape represents a male in a pedigree?

Back

Square

Front

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

Back

hh

Front

How many females in a pedigree have the hemophilia trait if 2 are affected?

Back

2

Front

How many children did the parents from the first generation have if they had 4 kids?

Back

4

Front

What does a completely filled symbol represent in a pedigree?

Back

The individual expresses the trait.

Front

What does a circle represent in a pedigree?

Back

Female

Front

In a pedigree, what does a horizontal line connecting a male and female represent?

Back

Marriage or mating.

Front

What does a vertical line connecting parents to offspring represent in a pedigree?

Back

The offspring of the parents.

Front

What is the purpose of a pedigree chart?

Back

To track the inheritance of traits across generations.