Pedigree 2

What does a filled in square represent?

• Not affected Female
• Not affected Male
• Affected Male
• Affected Female

What does an open circle represent?

• Not Affected Male
• Not Affected Female
• Affected Male
• Affected Female

How many females are in this pedigree?

• 3
• 4
• 6
• 7

Is this trait (the shaded individuals) dominant or recessive?

• dominant
• recessive

AA and Aa always show up as

• dominant
• recessive

What is the mode of inheritance shown here?

• Recessive because it "skips" a generation

• Dominant because it shows up in every generation

Is this disease dominant or recessive?

• Dominant

• Recessive

Is this disease dominant or recessive?

• Dominant

• Recessive

How many affected females are present? 

• 1
• 2
• 3
• 4

How many alleles does a person carry for a trait?

• 1

• 2

• 3

• 4