AP Biology — Cell Communication and Cell Cycle
Unit 4 of 8
Cell Communication and Cell Cycle is the fourth of 8 units in the College Board's current AP BiologyCourse & Exam Description. It builds on Cellular Energetics and sets up Heredity.
Our Cell Communication and Cell Cycle set has 12 practice questions, each with a written explanation, a one-line key takeaway, and a rationale for every wrong choice — so you learn why the right answer is right and why each distractor is tempting. You can work them as a timed set or read the worked solutions straight through.
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All AP Biology units
- Unit 1Chemistry of Life
- Unit 2Cell Structure and Function
- Unit 3Cellular Energetics
- Unit 4 · You are hereCell Communication and Cell Cycle
- Unit 5Heredity
- Unit 6Gene Expression and Regulation
- Unit 7Natural Selection
- Unit 8Ecology