One thing to note is that the markers may not work as well on porous surfaces such as wood or paper, so keep that in mind when choosing where to use them. Additionally, the wet erasable glass pen ...

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 ...

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.