Commonly confused

NADH vs NADPH

The tell

NADH is for Power: it drives ATP synthesis. NADPH is for Production: reductive biosynthesis and glutathione.

Pairs like this are where exam points go missing — the concepts are fine, the labels swap. Retrieval fixes it faster than rereading: the daily quiz mixes confusable pairs into every set.

Today’s daily quiz All confusable pairs