Is There a Guessing Penalty on the MCAT? Guest Author There is no guessing penalty on the MCAT. Test takers are encouraged to put an answer for every question. Related Articles How Do I Apply to Medical School? Do You Have an Example Letter of Intent? How Do I Write a Letter of Intent? What Happens if I Get Waitlisted? Related posts: What’s on the MCAT? We Break Down the 4 Sections Should I Take All Prerequisite Classes Before the MCAT? How Much Does the MCAT Cost? Which MCAT Score is Considered if I Retake?