complementarity

com·ple·men·tar·i·ty   (kŏm'plə-měn-tār'ĭ-tē)    n.  The state or quality of being complementary: "This is where the complementarity of the masculine and the feminine so acutely emerges. They are the necessary poles of a dialectic process" (Therese Namenek).

Main Entry: com·ple·men·tar·i·ty
Pronunciation: "käm-pl&-(")men-'tar-&t-E, -m&n-
Function: noun
Inflected Form: plural -ties
: correspondence in reverse of part of one molecule to part of another: as a : the arrangement of chemical groups and electric charges thatenables a combining group of an antibody to combine with a specific determinant group of an antigen or hapten b : the correspondence between strands or nucleotides of DNA or sometimesRNA that permits their precise pairing complementarity —Struther Arnott & P. J. Bond>

complementarity com·ple·men·tar·i·ty (kŏm'plə-měn-tār'ĭ-tē)
n.

1. The correspondence or similarity between nucleotides or strands of nucleotides of DNA and RNA molecules that allows precise pairing.

2. The affinity that an antigen and an antibody have for each other as a result of the chemical arrangement of their combining sites.