Question

What do you mean by chromosomal disorder? describe the causes and related abnormalites in the following genetic disorder_(1) Down's syndrome (2) klinefelter's syndrome (3) turner's syndrome

Answer 1

Chromosomal genetic disorders occur when chromosomes are partially or completely missing, altered or duplicated. An example of a chromosomal genetic disorder is Down syndrome. Down syndrome is the result of an extra, third copy of chromosome 21 being present in a person.