Men can be up to 10x as strong as women, # for #. Unless you are a martial arts expert going against a non-expert, you're pretty screwed if you're an average female.
Most rapes are friends and family anyway - by the time you over come the shock no amount of training will save you.

Actually, it's not just the low body fat percentage - it's the decrease in estrogen [stored in fat] and concurrent increase in testosterone [juiced or natural] that makes irreversible changes to bone structure. The shoulders widen while the jaws and nose lengthen.
I'm not pro or con the look actually, but it is fairly permanent.

I really hate the term '$foo-centric' - it's just passive aggressive crap.  Be honest, call them bigots and be done with it.

Actually, no - it's a reduction scar.