Khan Academy
Khan Academy: Biology: Oxidation and Reduction From Biological Point of View
Understanding the chemistry functions of oxidation and reduction from a biologist's point of view. [13:29]
Khan Academy
Khan Academy: Biology: Intelligent Design and Evolution
Evolution is described as the most "intelligent design." [11:35]
Khan Academy
Khan Academy: Biology: Types of Immune Responses
Immune responses including innate, adoptive, humoral and cell-mediated. [8:07]
Khan Academy
Khan Academy: Biology: Chromosomes, Chromatids and Chromatin
An explanation of how DNA produces proteins and makes copies of itself. [18:23]
Khan Academy
Khan Academy: Biology: Role of the Sarcoplasmic Reticulum in Muscle Cells
A foundation for understanding how the nervous system signals for a muscle to contract. [14:42]
Khan Academy
Khan Academy: Biology: Photosynthesis: Calvin Cycle
Explore the light-independent reactions of photosynthesis, otherwise known as the Calvin Cycle. [13:28]
Khan Academy
Khan Academy: Biology: Neuronal Synapses
A detailed explanation of how synapses signal to one another. [15:53]
Khan Academy
Khan Academy: Biology: Species
An explanation of the biological classification "species". [8:49]
Khan Academy
Khan Academy: Biology: Helper T Cells
A detailed introduction to helper T cells and their function. [20:33]
Khan Academy
Khan Academy: Biology: Oxidative Phosphorylation and Chemiosmosis
An overview of chemiosmosis and oxidative phosphorylation. [4:59]
Khan Academy
Khan Academy: Biology: Review of B Cells, Cd4+ T Cells and Cd8+ T Cells
A summary of all the major players in the specific immune system. [11:07]
Khan Academy
Khan Academy: Biology: B Lymphocytes
The role of B lymphocytes and their function in the humoral immune response. [14:13]
Khan Academy
Khan Academy: Biology: Myosin and Actin
The process of how two proteins can interact with one another to produce mechanical motion. [9:38]
Khan Academy
Khan Academy: Biology: Mitosis, Meiosis and Sexual Reproduction
An overview of sexual reproduction and how mitosis and meiosis occur to form a particular species. [18:23]
Khan Academy
Khan Academy: Biology: Introduction to Evolution and Natural Selection
An introduction to evolution and change within a population. [17:39]
Khan Academy
Khan Academy: Biology: Oxidation and Reduction in Cellular Respiration
Oxidation and reduction during cellular respiration. [17:08]
Khan Academy
Khan Academy: Biology: Introduction to Cellular Respiration
The conversion of energy into ATP and then into waste. [14:19]
Khan Academy
Khan Academy: Biology: Introduction to Heredity
An introduction to heredity. Understand important terms in genetics like dominant and recessive traits, and heterozygous and homozygous genotypes. [17:27]
Khan Academy
Khan Academy: Biology: Photosynthesis: Light Reactions 1
The light-dependent reactions that occur during photosynthesis. [20:16]
Khan Academy
Khan Academy: Biology: Taxonomy and the Tree of Life
An explanation of the biological classification of organisms. [12:41]
Khan Academy
Khan Academy: Biology: Circulatory System and the Heart
An introduction to the circulatory system and the heart. [14:56]