When I got my teaching credential in 2002–4, I had to do a few general education requirements even though I already had a B.A., one of them was a semester of bi

When I got my teaching credential in 2002–4, I had to do a few general education requirements even though I already had a B.A., one of them was a semester of biology. I'd taken two years of bio in high school in the 80s and the difference in what was known in those two decades was astonishing.