Pedigree Review

What is the genotype of the mother?

• BB
• bb
• Bb
• BB or Bb

How many children does the first couple have?

• 3

• 6

• 0

• 12

What do the circles represent?

• males

• females

What do the squares represent?

• males

• females

What does a filled-in shape mean?

• affected

• unaffected

What is the genotype of II-4?

• AA

• Aa

• aa

• A?

What is the phenotype of II-4?

• affected male

• affected female

• unaffected male

• unaffected female

Is this an example of a dominant or recessive inheritance pattern?

• dominant

• recessive

• not enough information to determine

What is the relationship between II-2 and III-2?

• uncle/nephew

• aunt/niece

• father/son

• grandfather/granddaughter

Is this an example of a dominant or recessive inheritance pattern?

• dominant

• recessive

• not enough information to determine