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  1. AP®︎/College Biology - Khan Academy

    Learn AP Biology using videos, articles, and AP-aligned multiple choice question practice. Review the fundamentals of biochemistry, cell biology, genetics, evolution, and ecology, and develop …

  2. Cellular energetics | AP®︎/College Biology - Khan Academy

    Practice Environmental impacts on enzyme function Get 3 of 4 questions to level up! Practice Not started

  3. Practice Passages: Biological and Biochemical Foundations of …

    This unit contains over 80 Biological and Biochemical Foundations of Living Systems (BBLS) passages. We continue to work to improve the MCAT course to make it the very best it can be. …

  4. Biology archive | Science | Khan Academy

    The biology archive contains legacy biology content, and is not being updated with new content. For our most up-to-date, mastery-enabled courses, check out Middle School Biology, High …

  5. DNA questions (practice) - Khan Academy

    MCAT Course: MCAT > Unit 6 Lesson 5: DNA and DNA replication DNA questions DNA structure and function Nucleic acids DNA

  6. MCAT | Test prep | Khan Academy

    These videos, questions, and articles are available under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 United States License (available at …

  7. Mendelian genetics questions (practice) | Khan Academy

    Mendelian genetics questionsWelcome to Khan Academy! So we can give you the right tools, let us know if you're a...

  8. Cell communication and cell cycle | AP®︎/College Biology | Khan …

    Practice Up next for you: Cell communication Get 3 of 4 questions to level up! Start Not started

  9. Enzymes questions (practice) - Khan Academy

    Questions pertaining to enzymesIf an enzyme functions to enable the following reaction, which type of catalytic strategy is most likely, given the chemical reaction shown?

  10. Cell cycle (practice) | Khan Academy

    Cell cycle AP.BIO: IST‑1 (EU), IST‑1.B (LO), IST‑1.B.1 (EK), IST‑1.B.2 (EK), IST‑1.C (LO), IST‑1.C.1 (EK) Google Classroom Microsoft Teams