Also known as: DS-, DS.
DS has various meanings in the Medical category. Discover the full forms, definitions, and usage contexts of DS in Medical.
Down syndrome, also known as trisomy 21, is a genetic disorder caused by the presence of all or part of a third copy of chromosome 21. It is typically associated with physical growth delays, characteristic facial features, and mild to moderate intellectual disability.
MedicalIn genetics, dyad symmetry refers to two areas of a DNA strand whose base pair sequences are inverted repeats of each other. They are often described as palindromes. For example, the following shows dyad symmetry between sequences GAATAC and GTATTC which are reverse complements of each other.
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