An act that ought to be done is one that is obligatory for some agent, one that that agent ought to do, or that is his duty.
It is not so much the action that is obligatory as the agent that has the obligation to do it, or to act in that way.
However, there are passages in Locke's work that suggest that moral rules carry an obligatory force that can motivate rational agents irrespective of rewards and punishments.
Certainly local practice of plants is unrestricted in developing countries, but it is obligatory to ascertain the pharmaceutically vital agents responsible for protection against fatal diseases.
However, for applications of siRNA as therapeutic agents, chemical modification is obligatory to enhance nuclease resistance, to prevent immune activation, to decrease off-target effects, and to improve pharmacokinetic and pharmacodynamic properties.
Coxiella burnetii, an obligatory intracellular bacterium, is the causative agent of Q fever, a zoonotic disease with worldwide distribution.
In March , 1966 having completed his agent training and passed an obligatory personal inspection by Hoover, DeVecchio was posted to upstate New York.
To illustrate the mastery of temperament by reason, Of Anger depicts the obligatory transformation of excessive anger by the agent who possesses such a temperament.
For Locke, then, an agent may well know the moral law, and that they are obligated to a superior authority, but the obligatory force i.e., what gives the agent a reason for acting is the structure of rewards and punishments built into the system.
Among pathogenic agents, several bacteria present intracellular lifestyles (obligatory or facultative).
