Commonly confused

Hexokinase vs Glucokinase

The tell

Hexokinase is everywhere, has a low Km, and is product-inhibited. Glucokinase is liver and β-cell, high Km, and only engages when glucose is plentiful.

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