What are the three primary conditions fundamentally necessary for terrestrial biology?

Answer

Liquid water, an accessible energy source, and the right chemical building blocks.

The text distills the requirements for terrestrial biology down to three fundamental necessities: the presence of liquid water, an accessible energy source, and the right chemical building blocks.

What are the three primary conditions fundamentally necessary for terrestrial biology?
scienceHabitabilityLife supportEarth conditionsenvironmental factors