BLT, Biblcal lettuce and tomato.
"So let me guess, the borderline between the two is any knowledge that challenges your personal understanding of the biblical narrative?"
The funny thing is that is exactly the position taken. Look up baraminology for a good laugh. It starts with basic Kinds as specified in the Bible stories, so man is a kind and cattle is a kind and antelope is a kind and raven is a kind and dove is a kind and cloven hoofed is a kind and chews cud is a kind and ...
It's absurd.
Anyone so limited that they can only spell a word one way is severely handicapped!