<prompt> Karyotyping is done in which phase of cell cycle-AnaphaseMetaphaseTelophaseS phase  <response>: A karyotype is a photographic representation of a stained metaphase spread in which the chromosomes are arranged in order of decreasing length.A variety of techniques for staining chromosomes have been developed. With the widely used Giemsa stain G banding technique, each chromosome set can be seen to possess a distinctive pattern of alternating light and dark bands of variable widths . The use of banding techniques allows identification of each chromosome, and can detect and localize structural abnormalities Robbins Basic Pathology, 9 th edition. page : 263 