Diagnostic markers are biological parameters that aid the diagnosis of diseases. Examples include the presence of particular genetic variants and the levels of particular proteins in body fluids.

Genetic markers are DNA sequences with known physical locations on chromosomes. They are points of variation that can be used to identify individuals or species, or may be used to associate an ...

Julia Jonas, a 50-year-old National Senior Certificate (NSC) matric examination paper marker, passed away on December 3, following a tragic incident at the Alberton Marking Centre. According to th ...