4.5 Cell Cycle AP Bio Explained — Interphase & Mitosis (Full Breakdown)

AP Biology Unit 4.5 lesson covering the cell cycle, interphase (G1, S, G2), and mitosis (PMAT) in full detail. This video explains what happens at each stage, how DNA content changes, and where key checkpoints occur.

Includes an end-of-lesson quiz to test understanding and reinforce common AP exam concepts.

Keywords: AP Biology, Cell Cycle, Interphase, Mitosis, PMAT, G1 Phase, S Phase, G2 Phase, M Phase, Checkpoints, DNA Replication, Sister Chromatids, Chromosome Number, AP Bio Review

#apbiology #interphase #explained
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TIMESTAMPS
0:00 Disclaimer and Cell Cycle Overview
8:43 More breakdown of Interphase
12:12 Mitosis Map: Chromosome & DNA Count Breakdown with Cytokinesis Explained
27:47 Quiz Time



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