Mocks don't measure how much you know. They measure how you behave under pressure. Use them for that.

General Science — Biology — quick quiz

5 OPSC OAS-pattern questions on General Science — Biology. Instant scoring and solutions, no signup — see where you stand in a few minutes.

Question 1 of 5

Hard

Which of the following vitamins acts as a coenzyme in the decarboxylation reactions of cellular respiration?