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A '''birth defect''' is a structural, functional, or metabolic abnormality present at birth that results in physical or mental disability or is fatal. There are more than 4,000 known birth defects, which may be caused by [[gene|genetic]], [[environment|environmental]] factors or due to [[God]]'s will. About 150,000 babies are born each year with birth defects.
A '''birth defect''' is a structural, functional, or metabolic abnormality present at birth that results in physical or mental disability or is fatal. There are more than 4,000 known birth defects, which may be caused by [[gene|genetic]] or [[environment|environmental]] factors. About 150,000 babies are born each year with birth defects.
[[Category:Genetics]]
[[Category:Genetics]]