In some ways yes, in some ways no. We have free will to some extent, but not completely. Maybe…
Depends on how you want to define it, I suppose. Our brains are wired in particular ways, so there is a very real physiological effect on how we perceive and think about things.
Is everything pre-ordained? I’m not so sure. Perhaps the greater frameworks of our lives are, but we have some control over minor things…or maybe we control some major things, but not minor things. Maybe we’re just passengers along for the ride. That wouldn’t necessarily be a bad thing.