Free AP Biology study hub
Everything you need
for AP Biology,
in one place.
Notes for all 8 units, flashcards, and real exam-style questions. New here? Start with Unit 1 and follow the three steps below.
Phosphate backboneBase pair A-TBase pair G-CHydrogen bondFig. 1 · B-DNA, 10.5 bp / turn
New here? It works like this
Daily fact
Loading today's fact…
New daily
The curriculum
Eight units, one exam
Try it here
Answer a real question now
Flashcards / Unit 06Card 1 / 340
Review flashcards Practice / Question 14 of 30CED 3.6
Which process directly produces the majority of ATP during oxidative phosphorylation?
AP Bio Lab is an independent study resource and is not affiliated with or endorsed by the College Board. AP and Advanced Placement are registered trademarks of the College Board.