Get the PDF supplement at https://step1drills.com/micro

In today's drill session, we're covering our entire Microbiology library from front-to-back. This 2+hr drill session consists of over 800 super HY questions that you need to know for your Step 1 exam.

Enjoy! And if you enjoyed this, next week we'll be dropping a full 3hr mix of this entire session to really step-up the challenge!

Need more USMLE Step 1 prep help? Visit us at usmleguys.com to learn how you can work with us!