PreTest™ is the closest you can get to seeing the test before you take it.

Great for course review and the USMLE Step 1! Biochemistry and Genetics: PreTest asks the right questions so you'll know the right answers. Open it and start learning what's on the test.

• 500 USMLE-type questions, answers, and explanations

• Explanations for right and wrong answers

• Targets what you really need to know

• Student tested and reviewed