When sunlight is adequate, leaves are happy. On some days, though, there can be too much of a good thing.
The fact that nature is not predetermined in detail has been shown quite convincingly by the experimental confirmation of Bell’s theorem in quantum mechanics.
Imagine a chain hanging from the sky supporting a weight suspended in the air. Each link in the chain is a cause for the continued suspension of the links.
Around 50 BC Titus Lucretius Carus wrote a long treatise against finding purpose in nature.
Cells have perfected action at a distance: not by magic, but by control of distant sites through carefully arranged functional intermediates.