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a series of alleles on a chromosome that differs from the series of either parent
A genetic map based on the frequencies of recombination between markers during crossing over of homologous chromosomes.
Small regions of the X & Y chromosomes where they are homologous which allows the two to pair.
a carrier for a homozygous condition demonstrates clinical manifestations.....can be due to skewed X inactivation in women.....(DMD and hemophilia)
sex limited traits
a characteristic controlled by autosomal genes that is phenotypically exhibited in only one of the two sexes.
a phenomenon in which expression of an allele in offspring depends on whether the allele is inherited from the male or female parent
the average chance that a disease will occur in a family based upon experience and observation of a study population not a theory.
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