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Transcript

Inside our cells each of us has a second set of genes that completely separate from the 23 pairs of chromosomes we inherit from our parents.

Polydactyly is related to down syndrome. It is a genetic disorder inherited from one or both parents.

A chromosomal abnormality is down syndrome

Genetic counselors do not force genetic testing on you

90 percent of babies born in the US are considered healthy, abnormalities may arise during prenatal development that are considered congenital (inherited or due to a genetic abnormality) or environmental (such as material derived abnormalities).

There are several considerations in determining the type and amount of damage that might result from exposure to a particular teratogen which are The timing of the exposure, amount of exposure, number of teratogens Genetics and being male or female