At Blueprint, we believe in educating first. Our MCAT blog was created to reflect this value. Our articles are written by the same MCAT experts who write our MCAT books, MCAT practice exams, and our MCAT course materials. We also partner with guest contributors regularly, both professionals and industry experts, to make sure that you are getting information that is not only relevant, but accurate.

Learn from the best with this free MCAT resource, updated with new articles regularly. If you need to know about a specific MCAT subject, changes being made to the MCAT exam, and general information about the MCAT, our blog is the perfect place for you.

blog image 1
MCAT Biology Question — DFP

Diisopropylfluorophosphate (DFP) binds to the active site of acetylcholinesterase (ACE) in the synapses of neurons. When DFP binds to ACE, the ACE enzyme is rendered permanently inactive. This makes DFP a potent toxin, with lethal amounts at less than 100 mg. The interaction between DFP and ACE can best be characterized as:   A) Competitive