Unit 4 AP Bio Review Cell Communication, Feedback, and the Cell Cycle

In this lesson, you’ll learn everything you need to know about AP Bio Unit 4 to crush your next test or the AP Bio exam.
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📒 AP Bio Unit 4 Outline📒
00:00 Introduction
01:24 Cell Signaling (Topics 4.1 - 4.4, Part 1): The Big Picture: The three phases of Cell Communication. Receptors, Ligands, Quorum sensing, Polar ligands, Steroid Hormones
06:55 Cell Signaling (Topics 4.1 - 4.4, Part 2): G-Protein Coupled Receptors, Epinephrine, and Glycogen Conversion to Glucose in Liver Cells. Includes second messenger action (cAMP), signal transduction, and phosphorylation cascades.
15:32 Learn-Biology: Your Path to AP Bio Success
15:53 Feedback and Homeostasis. Includes positive and negative feedback loops, Blood sugar regulation, Type 1 and Type 2 Diabetes, Oxytocin, and Ethylene
25:02 How Learn-Biology.com can help you crush the AP Bio Exam
26:19 The Cell Cycle. Includes the cell cycle and the phases of mitosis.
30:58 Regulation of the Cell Cycle, Cell Cycle Checkpoints, Cyclins and CDKs, Apoptosis
34:27 Cancer: Oncogenes and Tumor Suppressor Genes, RAS, p53

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