Created by StemPy LabThe karyotype of a child shows 47 chromosomes, with three copies of chromosome 21 and a normal pair of sex chromosomes. Which set of features fits this disorder?
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← Match the disorders in List-I with their causes in List-II. List-I (Disorder) A. Sickle-cell anaemia B. Phenylketonuria C. Haemophilia D. Thalassemia List-II (Cause) I. The enzyme that converts phenylalanine into tyrosine is missing II. Too few globin molecules are made III. Glutamic acid is replaced by valine at the sixth position of the β-globin chain IV. A protein of the cascade of proteins for blood clotting is affectedTwo statements about chromosomal disorders are given below.
Statement I: Turner's syndrome, with the karyotype 45 with X0, is an example of aneuploidy.
Statement II: Polyploidy, an increase in a whole set of chromosomes, results from a failure of cytokinesis after telophase, and it is often seen in plants. →
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