Pedigree analysis

Question 1

Autosomal Recessive Trait

Answer 1

non sex linked trait that is given to offspring when parents are heterozygous for recessive trait (1/4)
More in incestuous marriages

Question 2

Autosomal Dominant Trait

Answer 2

non sex linked trait that is given to the offspring when parents are affected unless possessing a new mutation (1/2) Unaffected parents do not transmit the trait.

Question 3

X-linked Recessive Traits

Answer 3

Appear more often in males than in females and are not passed from father to son. All daughters of affected fathers are carriers.

Question 4

X-linked Dominant Traits

Answer 4

Affect both males and females. An affected male must have an affected mother. Often times affect females more than males.

Question 5

Y-linked Traits

Answer 5

Appear only in males and are passed from a father to all his sons. Only males are affected.