Pedigree
Graphic representation of genetic inheritance. A diagram made up of a set of symbols that identify traits.
Carrier
An individual heterozygous for a specific trait
Fetus
A developing mammal from nine weeks to birth
Incomplete Dominance
A pattern where the phenotype of a heterozygous is intermediate.
Codominant allele
Pattern where phenotypes of both homozygote parents are produced in heterozygous.
Multiple allele
Presence of more than two alleles for a genetic trait
Autosome
Pairs of matching homologous chromosomes in somatic cells.
Sex chromosome
The 23rd pair of chromosomes that decide the sex of an individual.
Sex-linked trait
Traits controlled by genes located on sex chromosomes.
Polygenic inheritance
The inheritance patterns on a trait that are controlled by two or more genes.