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biology
4 passages across every level. Free to read, with comprehension quizzes.
How Plants Make Their Own Food: The Amazing Process of Photosynthesis
L2 · ExplorerMedium
2 min read·5 Qs
The Blueprint of Life: Unraveling the Mysteries of DNA
L4 · ScholarMedium
5 min read·10 Qs
Understanding Vaccines: Training Your Immune System Against Disease
L3 · VoyagerHard
4 min read·10 Qs
Why Blood Types Are Crucial for Safe Transfusions
L3 · VoyagerEasy
3 min read·10 Qs