5.3 - Sex Linkage

Question 1

Pedigree

Answer 1

Chart that traces inheritance of a certain trait among members of a family

Question 2

Autosomal inheritance

Answer 2

Inheritance of alleles located on autosomal (non-sex) chromosomes

Question 3

Sex-linked

Answer 3

Describes an allele that is found on one of the sex chromosomes (x or y) and, when passed on to offspring, is expressed

Question 4

X-linked

Answer 4

Phenotypic expression of an allele that is found on the x chromosome (alleles that cause genetic disorders that are only found on the x-chromosome)

Y-linked is the same definition as x-linked but is for y