Table 1.

Comparison of naming conventions for some systems with semantic closure. An asterisk (*) denotes that control of the copying and expressing of genomic material is not localized in a single entity, but is instead distributed.

von Neumann SRA	stringmol UCA	biology
A: constructor	E: expressor	ribosome and tRNA
B: copier	C: copier	polymerase
C: control	*	*
D: ancillary	P: payload	proteome
Φ (A, B, C, D)	G: genome	genome