if evolution theory is so important teach it in college.
A winning principle!
Let's see...
If mathematics is so important teach it in college.
If reading is so important teach it in college.
Presumably you don't mean that. You are worried by the religious implications of people knowing about evolution. Therefore you'd rather limit instruction about it to a minority who take college-level biology?
Ignorance is strength?
It is important for it to be taught whenever and wherever necessary as demanded by the content and context of the area of study.