Here some more examples of qm effects in biological systems. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5454345/ https://www.ncbi.nlm.nih.gov/pmc/articles/PM

Here some more examples of qm effects in biological systems. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5454345/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5454345/ Wave collapse is only one possible interpretation of qm. And the Copenhagen interpretation - that proposes wave collapse - is not a complete theory. So yes; we just don't understand it.