6 Questions
Which of the following is a structural chromosome arrangement?
Reciprocal Autosomal Translocations
Which type of rearrangement involves the presence of supernumerary marker chromosomes?
Complex Chromosome Rearrangements
What is the characteristic feature of Tetrasomy 5p?
Results from the presence of a supernumerary isochromosome for the entire short arm of chromosome 5
Which type of rearrangement involves the loss of variable portions of a segment of a chromosome?
Deletions
Which condition is characterized by the presence of a supernumerary isochromosome for the entire short arm of chromosome 18?
Tetrasomy 18p
Which rearrangement involves the exchange of chromosome segments between non-homologous chromosomes?
Reciprocal Autosomal Translocations
Test your knowledge on chromosomal rearrangements and related terms such as nondisjunction, dicentric chromosomes, acentric chromosomes, isochromosomes, and ring chromosomes. Learn about errors in meiosis that result in abnormal numbers of chromosomes, as well as the characteristics of chromosomes with two centromeres, lacking a centromere, or consisting of two copies of the same chromosome arm.
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