the.com/dimer
Two molecules that liked each other so much they refused to break up.
means A molecule formed when two identical or similar smaller units bond together into one structure.
from From Greek 'di-' (two) plus '-mer' (part), coined as the two-part cousin of 'polymer.'
Building blockTwo monomers joining make a dimer.
In your DNAUV light fuses thymine bases into mutation-causing dimers.
Everyday exampleAcetic acid pairs up in vapor form.