Question

Which type of pedigree is represented below? (dominant or recessive, autosomal or sex-linked) Give two peices of evidence from the pedigree to justify your answer. (50 points)​

Answer 1

Answer:

a)The trait is a dominant one as all the generations are affected.

b)The trait is autosomal because both the sexes are equally affected.

c)If 'A' is the dominant allele for the trait and 'a' is the recessive allele,

The genotype of the generation 1 parent is -aa and Aa.

The genotype of a third child in the generation is- Aa.

The genotype of the first grandchild in

Answer 2

Answer:

a)The trait is a dominant one as all the generations are affected.

b)The trait is autosomal because both the sexes are equally affected.

c)If 'A' is the dominant allele for the trait and 'a' is the recessive allele,

The genotype of the generation 1 parent is -aa and Aa.

The genotype of a third child in the generation is- Aa.

The genotype of the first grandchild in

Explanation: