Competitive-Binding Assays That Require the Antibody-Bound, Labeled Ligand Be Physically

Multiple Choice

Competitive-binding assays that require the antibody-bound, labeled ligand be physically separated from the free labeled ligand are called ________ techniques.Those techniques that do not require physical separation are called _______ techniques, and these assays require _______.

A) homogeneous, heterogeneous, more complex immunochemical reactions
B) heterogeneous, homogeneous, more complex immunochemical reactions
C) homogeneous, heterogeneous, detection by immunonephelometry
D) heterogeneous, homogeneous, detection by immunonephelometry