It happens throughout the cell. For example, dimers form in the cell membrane, where tyrosine-kinase receptors reside, and in the cytosol that contains microtubules composed of tubulin. In the nucleus, hormone receptors, acting as transcription factors, form dimers to increase stability and improve binding to DNA.

What is the function of the dimer?

D-dimer tests are used to help rule out the presence of an inappropriate blood clot (thrombus). Some of the conditions that the D-dimer test is used to help rule out include: Deep vein thrombosis (DVT)

What is a dimer in biology?

noun, plural: dimers. A chemical compound composed of two identical or similar (not necessarily identical) subunits or monomers. verb.