 The Cf is considered as a  force of reaction, which keeps the physical state of the cell close to the ground state, where all enzymatic acts work perfectly well.
<meaning-changed>  The Cf is considered as a  force of reaction, which keeps the physical state of the cell close to the ground state, where all enzymatic acts work perfectly well.
 The Cf is considered as a harmonic-like force of reaction, which keeps the physical state of the cell close to the ground state, where all enzymatic acts work perfectly well.