ap biology - unit 2: membrane transport

timestamps

• 0:00

  Introduction to Membrane Transport

• 2:42

  Membrane Structure Review

• 3:42

  Phospholipid Basics

• 4:45

  Non-Polar Tails

• 5:46

  Selective Permeability Explained

• 7:53

  Fluid Mosaic Model

• 8:55

  Lipid Bilayer Model

• 9:28

  Large and Charged Molecules

• 11:02

  Molecules That Pass Easily

• 12:35

  Concentration Gradient

• 14:40

  High to Low Movement

• 15:42

  Homeostasis and Equilibrium

• 17:16

  Glucose and Electrolytes

• 19:20

  Passive vs Active Transport

• 21:24

  Passive Transport Details

• 24:01

  Facilitated Diffusion

• 27:07

  Active Transport Overview

• 28:09

  Sodium-Potassium Pump

• 31:46

  ATP as Energy Source

• 34:53

  Bulk Transport: Endocytosis

• 35:57

  Exocytosis

• 37:31

  Practice Question 1

• 39:03

  Practice Question 2

• 41:14

  Practice Question 3

• 42:16

  Key Takeaways and Wrap-Up