Inhibition of metabolism by metabolites.

Reducing enzyme synthesis through regulation.

Throughout the history of the Soviet Union, tens of millions of people suffered political repression, which was an instrument of the state since the October Revolution.

the act of a state entity controlling a citizenry by force for political reasons, particularly for the purpose of restricting or preventing the citizenry's ability to take part in the political life of a society, thereby reducing their standing among their fellow citizens.

a state in which a person is prevented from expressing their own sexuality or sexual orientation.