Do Science Free-Responses have to be in pen?

Test Preparation AP Test Preparation
1

<p>Do Science Free-Responses have to be in pen? Particularly ap Chem. Essays for other tests are in pen but I was wondering if the same rules apply for calculations.</p>

2

<p>Nope they dont.</p>

3

<p>i think bio is in pen, but i am not completely sure.</p>