My only real memory of dissection was from 9th grade biology class. We were given the frogs and the entire class proceeded to go to the back of the room and throw them out the second story window onto a crowd of unsuspecting students. This incident wasn't any protest against dissection; we were just a collection of boneheads.
Here's a selection from the article.
Animal-rights organizations are using software donations and other outreach efforts to spur interest in the use of "virtual dissection" tools among schools--adding a new chapter in the debate over whether these tools offer a viable option for teaching biology.