<prompt> Karyotyping is useful in the diagnosis of?Autosomal recessive disordersChromosomal abnormalitiesX-linked recessive disordersBiochemical abnormalities  <response>: Karyotyping is the study of chromosomes and is used in cytogenetics to study the chromosomal abnormalities. After arresting the cells in metaphase the chromosomes are examined to see for: Change in Number of chromosomes - To detect abnormalities in chromosome numbers such as aneuploidy trisomy, tetrasomy, polyploidy. For detection of structural chromosomal anomalies such as translocation, deletions, inversion of chromosomes 