what is pedigree chart in genetics?
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A pedigree chart is a diagram that shows the occurrence and appearance or phenotypes of a particular gene or organism and it's ancestors from one generation to the next, most commonly humans, show dogs, and race horses.
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▶ pedigree analysis is the study of transmission of particular traits over the generations for finding out the possibility of their occurrence in the future generation...
▶importance
☀ it is used to know the possibility of expressive or recessive allele which may cause genetic disorder
☀ it shows the origin of trait and inheritance pattern of that trait in a family
☀ it predict the harmful effect of marriage between close relatives
☀ it extenously used in medical research ..
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