Wwxxyyzz Ap Bio 2020 Verified Repack ✦

Glycolysis, the Krebs cycle, and the Electron Transport Chain. 3. Information Storage and Transmission

At the molecular level, the 2020 exam emphasized the properties of water, the structure of biological macromolecules (nucleic acids, proteins, lipids, carbohydrates), and how cell organelles work together to maintain homeostasis. 2. Cell Energetics wwxxyyzz ap bio 2020 verified

Requires a "how" or "why" connecting a biological principle to the scenario. Justify: Requires evidence or reasoning to support a claim. Conclusion Glycolysis, the Krebs cycle, and the Electron Transport

The "verified" 2020 materials heavily featured genetics. This includes the replication of DNA, the process of transcription and translation (protein synthesis), and how mutations can lead to phenotypic changes. 4. Heredity and Gene Expression the Krebs cycle

In May 2020, the College Board transitioned to a shortened, online, open-note format. The exam was reduced to just two Free Response Questions (FRQs):