There are two models of protein folding that are currently being confirmed: 1  The diffusion collision model, in which a nucleus is formed, then the secondary structure is formed, and finally these secondary structures are collided together and pack tightly together.
If you do not test within these dates you will have to reregister and repay the examination fee. The ATT contains your authorization number, candidate identification number and an expiration date. You need the ATT to: Schedule an appointment to take the NCLEX examination.
Sep 5, '06. The NCSBN did a study indicating that NCLEX test-takers have an 80 percent chance of passing if the exam is taken within 60 days of graduation. If you flip the coin, the chances of passing drop to 44 percent if you wait over 60 days to take NCLEX. Don't wait! Get it over with!