Skip to main content
Back

Biology Exam 2 Review: Macromolecules, Membranes, Enzymes, and Cellular Processes

NotesPracticeVideo lessons

Study Guide - Learn with Videos

Curated lessons matched to your uploaded material – learn every topic step by step.

Monomers & Polymers

  • Building & Breaking-Down Polymers
    04:19
  • Monomers & Polymers
    03:42

Carbohydrates

  • Formation & Breakdown of Polysaccharides
    03:08
  • Carbohydrates
    04:53
  • Carbohydrate Functions
    05:08

Proteins

  • Protein Structure
    08:02
  • Amino Acids
    04:37
  • Proteins
    02:50

Nucleic Acids

  • Nucleic Acids Example 2
    01:05
  • Formation & Breakdown of Nucleic Acids
    04:07
  • DNA vs. RNA
    05:57

Lipids

  • Steroids & Waxes
    03:30
  • Lipids
    04:19
  • Fatty Acids
    06:59

Introduction to Chemical Bonding

  • Introduction to Chemical Bonding Example 1
    1:59
  • Intramolecular vs. Intermolecular Bonds
    03:53
  • Map of the Lesson on Chemical Bonding
    02:42

Covalent Bonds

  • Covalent Bonds
    04:28
  • Polar Covalent Bonds
    06:59
  • Nonpolar Covalent Bonds
    06:41

Introduction to Water

  • Introduction to Water
    01:54
  • Introduction to Water Example 1
    01:51
  • Emergent Properties of Water
    01:29

Concentration Gradients and Diffusion

  • Diffusion
    02:44
  • Concentration Gradients and Diffusion
    04:51

Introduction to Membrane Transport

  • Map of the Lesson on Membrane Transport
    02:33
  • Introduction to Membrane Transport
    02:47
  • Which Molecules Freely Cross Membranes?
    07:10

Passive vs. Active Transport

  • Classes of Membrane Transport Proteins
    03:28
  • Passive vs. Active Transport
    04:18

Osmosis

  • Osmosis Example 1
    02:18
  • Osmosis
    05:59
  • Direction of Osmosis
    06:48

Simple and Facilitated Diffusion

  • Simple and Facilitated Diffusion
    05:10
  • Transport Proteins of Facilitated Diffusion
    04:49

Active Transport

  • Secondary Active Transport
    07:06
  • Active Transport
    02:37
  • Primary Active Transport
    02:53

Enzymes

  • Functions of Enzymes
    02:32
  • Enzymes Example 1
    02:25
  • Enzymes
    02:55

Introduction to Energy

  • Thermodynamics: System vs. Surroundings
    04:21
  • Introduction to Energy
    04:58

ATP

  • Energy Coupling
    04:57
  • ATP
    06:43
  • Phosphorylation
    03:

Introduction to Biomolecules

  • Introduction to Biomolecules
    01:17
  • Map of the Lesson on Biomolecules
    01:29

Carbon

  • Carbon is an Excellent Building Block
    03:35
  • Carbon
    04:19

Functional Groups

  • Functional Groups Example 1
    02:00
  • Functional Groups
    06:04

Fermentation & Anaerobic Respiration

  • Lactic Acid Fermentation
    03:34
  • What Happens to Aerobic Organisms if There's No Oxygen?
    07:51
  • Alcohol Fermentation
    02:02