Chapter 11, Section 1: Basic patterns of human inheritance

carrier
carrier
An individual who is heterozygous for a recessive disorder.
pedigree
pedigree
A diagram that traces the inheritance of a particular trait through several generations.
incomplete dominance
incomplete dominance
The heterozygous phenotype is an intermediate phenotype between the two homozygous phenotypes.
codominance
codominance
When both alleles are expressed in the heterozygous condition.
multiple alleles
When inheritance is determined by more than one allele.
epistasis
epistasis
The variety is the result of one allele hiding the effects of the other allele.
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sex chromosomes
Determines an organisms gender.
autosomes
The other type of chromosome.
sex linked traits
Traits controlled by genes on the X chromosome.