Biological process

actomyosin organization, actomyosin structure organisation

A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of cytoskeletal structures containing both actin and myosin or paramyosin. The myosin may be organized into filaments.

actomyosin structure organization and biogenesis

Note that this term is a child of 'actin cytoskeleton organization and biogenesis ; GO:0030036' because the actin cytoskeleton is defined as actin filaments and associated proteins.