Why do apples turn brown when they're cut open?

Question

Why do apples turn brown when they're cut open?

Answer 1

I agree, with the girl below.

but to be more sure

the link below tells

everything. : )

i hope you find

the right answer.

Answer 2

Because it oxidizes

Answer 3

The chemical that oxidizes is PFK or photofructosekinase. It is also used in self-tanners, that how the skin color changes.  WHUDUUUPP!!!!!