How Do the Proteins Involved in Controlling Transcription of Genes

Multiple Choice

How do the proteins involved in controlling transcription of genes related to flower development associate with one another?

A) in homodimeric complexes of proteins sharing a common MADS domain
B) in heterotetrameric complexes of proteins sharing a common MADS domain
C) in heterotetrameric complexes of proteins sharing a common MARS domain
D) in homotrimeric complexes of proteins sharing a common MARS domain