Pedigree Practise

What is the genotype of each individual in this pedigree?

Aa

What is the genotype of each individual in this pedigree?

?

? ?

? ?

?

?

?

aa

aaaa

Aa

Aa Aa

Aa Aa

Aa Aa

AA

AA or Aa

AA or Aa

Must be recessive, skips generations

What is the genotype of each individual in this pedigree?

Aa

Aa

Aa Aa AA

aa

aa aa

aa

aa

AA AaAa

Must be a recessive trait- number of affected individuals decreases each generation

What is the genotype of each individual in this pedigree?

XBXb

XBXBXbY XBXb

XBXbXbY

Only females are carriers and only males are affected therefore hertiance is sex-linked recessive

XBXB

XBY

XBY

XBY

What is the blood type of individuals I-4 and I-6

AA