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Biology Study Guide: Core Concepts from Chapters 1-3, 11-14

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Characteristics of Life

  • Characteristics of Life
    09:26
  • Characteristics of Life Example 1
    02:59

Life's Organizational Hierarchy

  • Life's Organizational Hierarchy
    09:50
  • Emergent Properties
    04:05
  • Life's Organizational Hierarchy Example 1
    03:05

Scientific Method

  • Scientific Method Example 1
    01:35
  • Basic Theories of Biology
    03:03
  • Scientific Method
    06:29

Isotopes

  • Isotopes
    06:50
  • Radioactive Isotopes
    02:37

Hydrogen Bonding

  • Hydrogen Bonding
    05:03

Ionic Bonding

  • Ions: Anions vs. Cations
    04:34
  • Ionic Bonds
    06:07

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

Properties of Water- Cohesion and Adhesion

  • Properties of Water- Cohesion and Adhesion Example 1
    01:46
  • Properties of Water- Cohesion and Adhesion
    04:16

Properties of Water- Density

  • Density of Liquid Water vs. Solid Ice
    05:43
  • Properties of Water- Density Example 1
    02:13

Properties of Water- Thermal

  • Properties of Water- Thermal
    04:07
  • Water’s High Specific Heat
    03:25
  • Water’s High Heat of Vaporization
    03:31

Properties of Water- The Universal Solvent

  • Properties of Water- The Universal Solvent
    06:20
  • Hydrophilic vs. Hydrophobic
    03:43
  • Homogenous vs. Heterogenous Solutions
    02:19

Acids and Bases

  • Acids
    02:45
  • Acids and Bases
    01:29
  • Bases
    03:48

pH Scale

  • Buffers
    05:38
  • pH Scale
    11:05

Introduction to Biomolecules

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

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

Lipids

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

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

Prokaryotic & Eukaryotic Cells

  • Recap: Prokaryotic vs. Eukaryotic Cells
    04:26
  • Prokaryotic & Eukaryotic Cells
    05:54
  • Features of Bacterial Cells
    03:54

Introduction to Eukaryotic Organelles

  • Introduction to Eukaryotic Organelles
    03:45
  • Ribosomes
    06:51
  • Map of the Lesson on Eukaryotic Organelles
    02:43

Biological Membranes

  • Biological Membranes Example 1
    02:21
  • Biological Membranes
    06:04

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

Concentration Gradients and Diffusion

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

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

Endocytosis and Exocytosis

  • Endocytosis and Exocytosis Example 1
    01:52
  • Endocytosis Allows Entry to the Cell
    04:18
  • Exocytosis Allows Exiting from the Cell
    02:28

Introduction to Aerobic Cellular Respiration

  • Introduction to Cellular Respiration Example 2
    01:53
  • Aerobic Cellular Respiration is a Redox Reaction
    04:18
  • Stages of Aerobic Cellular Respiration
    02:31

Review of Aerobic Cellular Respiration

  • Total Products for Each Stage of Aerobic Cellular Respiration
    07:25
  • Review of Aerobic Cellular Respiration
    07:51

Fermentation & Anaerobic Respiration

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

Immune System

  • Immune System
    09:33

Animal Tissues

  • Muscle and Epithelial Tissues
    03:16
  • Tissues and Organs
    05:37
  • Animal Physiology and Fitness Trade-Offs
    10:26

Heart Physiology

  • Cardiovascular Disease
    07:53
  • Heart Physiology
    05:13
  • Cardiac Cycle
    05:37

Immune System

  • Immune System
    09:33

Innate Immunity

  • Innate Immune Response
    05:20
  • Inflammatory Response
    03:06
  • Innate Immune Cells
    06:47

Adaptive Immunity

  • Helper T Cells and B Cells
    04:06
  • Lymphocytes
    04:23
  • Immunization and Autoimmunity
    07:51

Gas Exchange

  • Diffusion of Gases
    07:48
  • Gas Exchange and Breathing
    05:55
  • Air Movement and Partial Pressure
    08:52