I found the Bio in Destroyer to be pretty close to the real thing. I went through it about 2 and half times and i got a 22 on the real DAT with it. I guess it is more for fine tuning though because i started with reading my text books.
yea dont stress too much... ochem questions r easier on the actual exam. ive seen so many threads in this forum with such detailed questions and obscure reactions. i doubt u will see things that are not commonly taught in an orgo class. simmons smith reactions.. no; diels alder... def need to know that