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Comprehensive Study Guide: Key Concepts in Introductory Biology (Chapters 2–17)

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Atoms - Smallest Unit of Matter

  • Atoms- Smallest Unit of Matter Example 1
    02:13
  • Atoms- Smallest Unit of Matter Example 3
    03:51
  • Electron Orbitals & Energy Shells
    09:44

Isotopes

  • Isotopes
    06:50
  • Radioactive Isotopes
    02:37

Acids and Bases

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

pH Scale

  • Buffers
    05:38
  • pH Scale
    11:05

Functional Groups

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

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

Introduction to the Cytoskeleton

  • Cilia & Flagella
    03:15
  • Introduction to the Cytoskeleton
    06:05

Endomembrane System: Digestive Organelles

  • Central Vacuole
    03:35
  • Lysosomes & Peroxisomes
    05:38

Endomembrane System: Protein Secretion

  • Golgi Apparatus
    06:02
  • Endoplasmic Reticulum
    06:07
  • Nucleus
    06:32

Mitochondria & Chloroplasts

  • Chloroplasts
    03:16
  • Chloroplast Structure
    03:41
  • Mitochondria Structure
    04:45

Osmosis

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

Introduction to Energy

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

Chemical Reactions

  • Chemical Reactions
    01:56
  • Types of Chemical Reactions
    05:48

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

Glycolysis

  • Phases of Glycolysis
    06:20
  • Glycolysis Example 1
    01:29
  • Remembering Phases of Glycolysis
    02:49

Pyruvate Oxidation

  • Pyruvate Oxidation
    04:38

Krebs Cycle

  • Krebs Cycle Example 1
    01:20
  • Krebs Cycle
    01:37
  • Phases of The Krebs Cycle
    09:54

Electron Transport Chain

  • Remembering the ETC
    04:43
  • Electron Transport Chain
    07:41

Introduction to Photosynthesis

  • Introduction to Photosynthesis
    03:32
  • Photosynthesis vs. Cellular Respiration
    07:55
  • Photosynthesis is a Redox Reaction
    03:20

Stages of Photosynthesis

  • Stages of Photosynthesis
    03:16
  • Map of the Lesson on Photosynthesis
    02:41

Introduction to the Cell Cycle

  • Introduction to the Cell Cycle
    04:46

Phases of Mitosis

  • Phases of Mitosis
    03:21
  • Metaphase
    01:58
  • Prometaphase
    03:20

Cell Cycle Regulation

  • Cell Cycle Regulation
    03:31
  • Cell Cycle Checkpoints
    06:32

Introduction to Meiosis

  • Introduction to Meiosis Example 1
    01:43
  • Meiosis I & Meiosis II
    04:49
  • Introduction to Meiosis
    04:33

Meiosis I

  • Meiosis I
    07:55

Meiosis II

  • Meiosis II
    06:17

Genes & Alleles

  • Genes & Alleles Example 1
    02:09
  • Genes & Alleles
    05:02
  • Haploid vs. Diploid Cells
    04:14

Genotype vs. Phenotype

  • Genotype & Phenotype
    06:36
  • Dominant vs. Recessive Alleles
    03:39

Monohybrid Crosses

  • Monohybrid Crosses Example 1
    03:12
  • Genotypic vs. Phenotypic Ratio
    02:48
  • Monohybrid Crosses
    02:05

Incomplete Dominance vs. Codominance

  • Codominance
    02:59
  • Codominance & Blood Type
    05:15
  • Incomplete Dominance
    03:09

Sex-Linked Inheritance

  • X-Linked Recessive Pedigrees
    03:42
  • Sex-Linked Inheritance
    04:17
  • X-Linked Recessive Disorder: Hemophilia Inheritance
    04:37

Discovering the Structure of DNA

  • Detailed DNA Structure
    06:24
  • Discovering the Structure of DNA
    04:41

Introduction to Transcription

  • Overview of Transcription
    07:44
  • Introduction to Transcription
    05:51

Steps of Transcription

  • 3) Termination of Transcription
    02:44
  • 1) Initiation of Transcription
    04:16
  • 2) Elongation of Transcription
    04:01

Introduction to Translation

  • Ribosomal tRNA Binding Sites
    06:16
  • Ribosome Subunits
    08:42
  • Introduction to Translation
    06:12